Martin
This page lists questions and answers that were posted by visitors named Martin.
Questions
The following questions were asked by visitors named Martin.
On the text from BEH/225 on the book Personality Ch.11 pp. 421 on the summary table Defence Mechanisms. What defense mechanisms have you noticed in the people around you? What do you see as the advantages and disadvantages of these defence mechnaisms?
17 years ago
A leaky cylindrical oilcan has a diameter of 4 inches and a height of 6 inches. The can is full of oil and is leaking at the rate of 2 cubic inches/hr. The oil leaks into an empty conical cup with a diameter of 8 inches and a height of 8 inches. a. At wha...
17 years ago
Hi, I've got a question about producer surplus. I know that the magnitude of producer surplus would depend on the elasticity of supply, but i don't know why... Please explain. Thank you!
17 years ago
My father had two sons, from whom I was the oldest, and two daughters. Sorry for the inconveinience, but I'm not English, and I've got some translation to do
17 years ago
What other reform efforts might be instituted to improve caregivers socialization skills?
17 years ago
Once a group of people have settled in one location, what happens next?
17 years ago
How are the Assyrian and Phoenician empires alike?
17 years ago
How are the political systems of the Persian Empire and Greece alike?
17 years ago
your family is driving to houston,texas.A sign indicates that you are 700 miles from houston.Your car's trip odometer indicates you are 400 miles from home.YOu are traveling at an average speed of 60 miles per hour. A. write an expression for the distance...
16 years ago
a pasta machine costs $33.The ingredients to make one batch of pasta cost $.33.The same amouunt of pasta puchased at a store costs $.99.How many batches of pasta will you have to make for the cost of the machine and ingrediants to eequal the cost of buyin...
16 years ago
Calculate the rate at which N2O4 is formed in the following reaction at the moment in time when NO2 is being consumed at a rate of 0.0521 M/s. 2NO2(g) <-> N2O4 (g) I am not really sure how to go about this problem. rate = k (N2O4) d(NO2)/dt = -2 d(N2O4)/d...
16 years ago
Which of the following aren't included in the measurement of GDP? Exports Personal income Consumption spending Government spending on goods and services Transfer payments Net interest Imports Investment spending
16 years ago
I have to sample 300 persons. How do I go about doing this and how do I know that the population I have chosen has the characteristics that I am looking for?
16 years ago
What is the Central Limit Theorem and how can it be used in statistics?
16 years ago
When is the Analysis of Variance or ANOVA test used?
16 years ago
How do you code your data?
15 years ago
could anyone please solve this riddle : I am what you cannot be but you once were what i will become i am what only blind can see and of infinity and 1 i am the sum i am the cure and i am the cancer?
15 years ago
how children learn
15 years ago
URGENT!! You wish to prepare 1 L of a 0.02 M potassium iodate solution. You require that the final concentration be within 1% of 0.02 M and that the concentration must be known accurately to the fourth decimal place. How would you prepare this solution? S...
15 years ago
The heights of the buildings are normally distributed. The mean of the heights is 275 feet and the standard deviation is 30 feet. A. What is the probability that the buildings height is over 280 feet? B. What is the probability that a sample of 80 buildin...
15 years ago
given the balanced equation: 2Al2O3(s)-->4Al(s)+302(g) What is the total number of moles of O2 that are produced when 8.0 mol of Al2O3(s)are totally decomposed ? please help me.
14 years ago
are molecules that are polar in nature assymetrical or symmetrical ?i think assymetrical ?
14 years ago
make a flow chart and a hierarchy chart for a small software company that need to calculate there employee pay and rate of pay with OT
14 years ago
7[3m-(m+2)]>-6(m+3) Use set-builder notation to describe the complete solution {m|m > ? } (type an equality symbol; then type an integer or a simplified fraction.)
14 years ago
Consider the voltaic cell: Zn(s) / Zn2+(aq) // H+(aq) / H2(g) / Pt(s) Calculate the value of Ecell, in V, when [Zn2+] =1.00 M and [H+] = 0.00100 M DATA: Zn2+(aq) +2 e¯ ---> Zn(s);Eo = - 0.76 V 2 H+(aq) + 2 e¯ ---> H2(g);Eo = 0.00 V
14 years ago
A scale drawing of an office building is not labeled but indicates 1 / 3 inch = 4 feet. On the drawing one wall measures 4 and 2 / 3 inches. How long is the wall?
14 years ago
How many mole of H2 will be produced if 0.500 grams of magnesium is reacted with 10.00mL of 2.0 M HCl? I've concluded the answer is 0.02 moles of H2, but I'm doubting myself a lot because I don't understand the aspects of the balanced chemical equation an...
13 years ago
How many ways can you get a bunch of 4 books to give a friend if you have 30 books (15 novels, 10 history book and 5 math books)?
13 years ago
You have two decks of 26 cards. Each card in each of the two decks has a different letter of the alphabet on it. You pick at random one card from each of the two decks. A vowel is worth 3 points and a consonant is worth 0 points. Let X = the sum of the va...
13 years ago
A rock contains 200. µmol 238U (t1/2 = 4.5 109 yr) and 116 µmol 206Pb. Assuming that all the 206Pb comes from decay of the 238U, estimate the rock's age. Please explain step by step.
13 years ago
The nth term of the sequence 4,11,18,...is167 find n
13 years ago
Given the sequence Tq=-7+3(q+4) find T4,and x if Tx=50.
13 years ago
A ball gas a radius of 56mm (a)Calculate the surface area (b)What is the volume of the sphere
13 years ago
In each of the following situations state whether or not the given assignment of probabilities to individual outcomes is legitimate, that is, satisfies the rules of probability. If not, give a reason a) roll a die and record the count of spots on the up-f...
13 years ago
solve the system 7x^2 - 5y^2 + 20y = 3 21x^2 + 5y^2 =209
13 years ago
A test charge of 5.0x10^-6 C is moved 2.0 cm through an electric force of 6.0 x 10^-7 N . What is the change in evergy of the test charge? What is the change in voltage on the charge? Help
13 years ago
A flash of lightning transfers 1.5 x 10^9 Joules of energy through a potential difference of 5.0 x 10^7 Volts between a cloud and the ground. Calculate the quantity of charge transferred in the lightning bolt. How many electrons were transferred? Does thi...
13 years ago
Given that the mass of an electron is 9.1 x 10^-28 grams and the charge on an electron is 1.6 x 10^-19 Coulombs, calculate the voltage required to lift an electron 5 cm. not quite sure how to do this.
13 years ago
given that the mass of an electron is 9.1 x 10^-28 grams and the charge on an electron is 1.6 x 10^-19 Coulombs, calculate the voltage required to lift an electron 5 cm. the question was previously answered, but I did'nt understand it .. could some show m...
13 years ago
If 15.0mL of 2.50M NaCl is mixed with 60.0mL of 0.300M Pb(NO3)2, what is the mass of the precipitate
13 years ago
The usual price of a suitcase was $100. During a sale, a 13% discount was given. Mr Lee bought the suitcase but had to pay 7% GST on the selling price. a.) What was the selling price of the suitcase? b.) How much did Mr Lee pay for the suitcase?
13 years ago
If you borrow $15,000 from your dad for college and you agree to pay him $25,000 back at 8% compound interest per year. How many years do you think you have to do this? In other words, given the amounts and the interest rate, what is the number of years?
13 years ago
Do you know what is qualitative data?Please help me
12 years ago
An discursive essay of this topic , both parrents should assume equal responsibility in raising a child,agree or dis agree
12 years ago
Write a dialogue in wich you convince your teacher that you are too sick to participate in sports for thed day
12 years ago
can you divide a fraction into another fraction?
12 years ago
what would 1.25 be as a fraction?
12 years ago
How can I calculate a pH of hypochlorite buffer into LiCLO with only initial concentrations and no Ka value? [CLO-]=.1M [LiCLO]=.1M
12 years ago
Supplies are dropped from a stationary (not moving up or down) helicopter and, after some amount of time, land on the ground with a velocity of -160 feet per second. Assumptions: Start time at t = 0 and ignore air resistance. Recall that the height functi...
12 years ago
A race car starts from rest in the pit area and accelerates at a uniform rate to a speed of 35 m/s in 11s, moving on a circular track of radius 500 m. Determine the tangential and centripetal components of the net force excreted on the car(by the ground)...
12 years ago
Which of the following would be an appropriate way to use the DECIDE tool in response to research suggesting that there are differences between the way men and women communicate?
12 years ago
What would Jackie Robinson (might) accomplish as president of USA
11 years ago
Write an integer that is represented by the bold words in the following sentence. The temperature dropped 17 degrees between noon and midnight.
11 years ago
Solid urea, (NH2)2CO, burns to give CO2,N2, and liquid H2O. Its heat of combustion is -632.2 kJ/mol. Balance the equation for combustion of urea, and calculate the heat generated per mole of H2O formed. (Enter in kJ.)
10 years ago
What is the molarity of 35.0 of NaCl in 125 mL of water?
10 years ago
In Gibbons v. Ogden, the Supreme Court held that? In Chapter 7 Federal Authority and the Limits to State Authority. If I am understanding right that the 10th Amendment trumps the Interstate Commerce Clause. I am I right?
10 years ago
In Marbury v. Madison, the Supreme Court established the principle of constitutional review by? I am seconding guessing myself on my answer so can you point me the right direction is it: claiming that Section 13 of the 1789 Judiciary Act providing that th...
10 years ago
If the Supreme Court were to rule that gay marriage is a fundamental right, under the Equal Protection Clause of the Fourteenth Amendment, that would mean?
10 years ago
In Gibbons v. Ogden, the Supreme Court held that?
10 years ago
Can someone help with this one please? Select one reform movement from the Progressive Era. Describe the movement and its impact on South Carolina. Provide details and examples that support how this movement changed South Carolina. Websites and examples w...
10 years ago
The ratio of the areas of two squares is 32/63. After rationalizing the denominator, the ratio of their side lengths can be expressed in the simplified form (a*sqrt b)/c where a, b, and c are integers. What is the value of the sum a + b + c?
9 years ago
A student mixed 6 g of ice at -3.4 degrees celsius with 1 g of steam at 103 degrees celsius. What was the final temperature of this mixture.i tried equalling mcdelta T. Please help asap. I would be eternally grateful
9 years ago
A student mixed 6 g of ice at -3.4 degrees celsius with 1 g of steam at 103 degrees celsius. What was the final temperature of this mixture.i tried equalling mcdelta T. Please help asap. I would be eternally grateful. Please answer in kj or J only
9 years ago
Solve Simultaneous Equetion Using Elimination Method: (A)2x - 3y= -3 and 3x - 7y= -1.
8 years ago
A driver jumps off the 3.0m diving board with an initial velocity of 5.0m/s. (a) Determine the maximum height, (b) The time to reach the maximum height, (c) The time it took to touch the water, and (c) The speed when touching the water.
8 years ago
1.Only claims that can be objectively verified can be trusted. 2.Many people have reported encounters with ghosts. 3. So the existence of ghosts is likely to be true. 1. acceptable by observation 2. acceptable by testimony 3. unacceptable by testimony I w...
8 years ago
A father was three times as old as his son fifteen years ago and four times his sons age nineteen years ago. When was the father twice as old as the son?
8 years ago
a) Find the angular velocity of a 40 cm radius wheel that is moving at 20 m/s. b) How many times will this wheel rotate in 5 seconds?
8 years ago
a) Find the angular velocity of a wheel that rotates 6 times every 4 seconds. b) What is the tangential velocity of the outside of the wheel if the radius is 15 cm?
8 years ago
a) A 40 cm radius wheel is rotating at 20rad/sec. How fast is this wheel moving across the ground? b) How far (in meters) will this wheel move in 6 seconds?
8 years ago
The piston in a particular car engine moves in approximately simple harmonic motion with an amplitude of 8 cm. The mass of the piston is 8 kg and the piston makes 100 oscillations per second. Calculate: a) the maximum value if the acceleration of the pist...
8 years ago
A body vibrates in simple harmonic motion with an amplitude of 5 cm and a frequency of 0.50 Hz. a) Calculate: i) the maximum acceleration ii) the maximum velocity iii) the magnitude of the acceleration and velocity when the body is displaced 10 mm from it...
8 years ago
A balloon rises vertically at a rate of 8 feet/sec. A bird flies 40 feet above ground toward the balloon’s path at 20 feet per second. At what rate is the distance between the bird and the balloon changing when the bird is 50 feet from the balloon (straig...
7 years ago
You are moving fast on a skateboard when your wheel gets stuck in a crack on the sidewalk. Using the term inertia, explain what happens.
5 years ago
Two students pulling a bag of volleyball equipment. The friction for between the bag and the floor is 15 N. What is the net force acting on the bag? What is the acceleration of the bag?
5 years ago
Which number remains unchanged during photosynthesis? A: the number of carbon dioxide molecules B: the number of water molecules C: the number of carbon atoms D: the number of glucose molecules
4 years ago
Calculate the power generated by an electric iron that draws a current of 54A and operate from a 240V supply
4 years ago
Auniform metre rule isbalanced at the 30cm mark when amass of 50g is hanging from its zero cm mark. Calculate weight of the rule.
3 years ago
To get to his parents' house, Jon would have to drive due north 16 miles. To get to his grandparents' house, he would have to drive due east 12 miles. What is the straight-line distance between the parents' and grandparents' houses?
3 years ago
Answers
The following answers were posted by visitors named Martin.
d. $0.30
17 years ago
Volume of a cube is caculated by height x length x width... since they are all equal, root 512 by 3, which would give you 8 cm. to calculate its surface area, find the area of one side first then multiply that by 6, coz a cube has 6 sides.
17 years ago
Endownment in economics is the value one places on a certain object... so in this case, i think fixed endowment just means u wud value the oranges as much as the apples
17 years ago
Thanks for the help, both of you! Btw, writeacher, it's taken out from a danish book, and it's in past tense, so it shall not be in present.. But thanks
17 years ago
Yes I did, there is no text in our books relating to this particular question. I have checked already.
17 years ago
um im sorry i still don't understand this
16 years ago
nothing is not the answer:(
15 years ago
yes..it was written like that
15 years ago
i got these hints too HINT : password has no capital letters HINT : those who know me will say 3 and those who don't 4 HINT : password=CHAR[onceeveryfouryear-11]
15 years ago
Did you get any further forward with this Chris? I've got the same issues with the same question.
15 years ago
yes
15 years ago
so the answer is 2 moles ?
14 years ago
i meant 12* moles
14 years ago
wait is it 24 moles ?
14 years ago
I need to make a program for a small software company to calculate there empolyee pay and make a flow chart with a hierarchy chart that show loops that will allow user to continue processing employee pay until the program user want to stop. For the maximu...
14 years ago
Well, the only thing I can see "lacking" in the definition is if the intersection P is actually also one of the A,B,C,D points. So you could just say ""If line AB and line CD intersect at point P such that P is different from A, B, C or D, then angle APC...
14 years ago
14 and 16.
14 years ago
Cot (theta) is just 1/(Tan(theta)). So we have 0.05 = 1/(Tan(theta)) And thus, by multiplying both side by Tan(theta), we have : 0.05 x Tan(theta)= 1 So Tan(theta)= 1/0.05 = 20 Tan (theta) = 20
14 years ago
Just try them quickly, there's a more formal method, but it'd be much more complicated for such a simple problem. They want only even numbers. You can quickly see 10 x 12 = 120 is smaller than 224 and 18 x 20 = 360 is too big. You're left with 12 x 14, 14...
14 years ago
Stop spamming, I already answered you.
14 years ago
1) 300 is two deviations of 50 away from 200, so the standard score is 2. 2) You need to look at a normal distribution for this. A quick google search should help you just fine. Or, possibly, you were provided one in class. From such a table, you can see...
14 years ago
PsyDAG is wrong, I believe. The odds are 1/(10,000+1) or 1/10,001.
14 years ago
A side has 5x5=25 square feet. A box has 6 sides. 6 x 25 = 150 square feet. 4 cents per foot : 150 x 4 = 600 cents = $6 per boxes 100 boxes : 6 x 100 = 600$ total. Those are some costly boxes. Then again, they are very big boxes.
14 years ago
variance = 4, so standard deviation = 2 (because squareroot of 4 is 2) 160 - 166 = -6 = -3 standard deviation. You take out a normal distribution table and you find out that a standard deviation of -3 or less happens only 0.13% of the time. Answer : 0.13%
14 years ago
First, count the number of p and y in one pattern. Then, multiply these respective numbers by 4 because you need 4 times these patterns for one necklace. Then you multiply by 8 because you want 8 such necklaces. One pattern : y=4, p=10 One necklace : y =...
14 years ago
230% of the distance from Boston to St. Louis = 2.3 times the distance from Boston to St. Louis With that information, you have that : 2.3 x (distance from Boston to St. Louis) = 2410 And you just divide both side of the equation by 2.3. 2410 divided by 2...
14 years ago
a) 11 + 1 (you) = 12. 12/80 = 0.15 = 15% b)40% = 0.4, 0.4 x 80 = 32. c) 7.5% = 0.075, 0.075 x 80 = 6 Also, 0.5% x 80 = 0.005 x 80 = 0.4 students, which doesn't make sense.
14 years ago
0.82 - 0.8 = 0.02 0.02/0.01 = 2 standard deviations You check a normal distribution table (unless you were provided with the value for 2 standard deviation already) You get : Greater than 2 standard deviation = 1 - 0.9772 = 0.0228
14 years ago
At T=0, which is when we're in 1991, we want E(0)=73.7. The slope in front of T is found as follow : (76.9 - 73.7) divided by (1997-1991) = 0.53333~ = 8/15 This mean thay the life expectancy would increase by 8/15th of a year every year. In short, E(T) =...
14 years ago
You didn't actually ask a question. Just saying.
14 years ago
What's the acceleration you're told to use in your class? 9.8m/s^2? 10m/s^2? 9.81m/s^2? I'll go with 10 because I'm lazy, just substitute to whatever you guys are using. The first ball (dropped from rest) will take 2 seconds to reach the ground : 20 = 5 x...
14 years ago
x = x0 + v0*t + 1/2*a*t^2 x0=1.5 v0=-3 a=-10 (or something close, depending on what you're told to use in your class). You want the time for when x=0 (where 0m = the bottom of the window). 0 = 1.5 - 3 x t - 5 x t^2 1.5 = 3xt + 5xt^2 0=5t^2 +3t -1.5 You us...
14 years ago
Is it possible to find out how long is the wall? The choices shown for the problem are: (a) 8 feet (b) 12 feet (c) 14 feet (d) 15 / 9 feet (e) None of these. Because I had put down (e) none of these.
14 years ago
Cause i wasn't really sure
14 years ago
Dr, I have another question, but first, thank you for showing me that I was on the right track. I didn't understand how the moles of HCl were distributed. I thought .02 moles of HCl meant that there were .02 moles of H and .02 moles of Cl. Now I know that...
13 years ago
Thank you Dr. The former is needed to find the volume of H2 in this case. I expect that once I perform the lab, the latter will be needed. You've helped me a great deal. You may expect to see me more often. I'm in your care for this semester, amongst any...
13 years ago
I don't understand the part when it says 100-X/X. How do you solve for X?
13 years ago
Hello damon... I'm not sure what happened there... what happened to the 5.0 x 10^-6 Could you show me again, as I don't quite understand it. thanks martin
13 years ago
Hi Damon .. where did the 10^-3 come from? .. I understand the 9.8 is gravity and the 5 is 5 cm
13 years ago
Yes, I can use the Ka of HClO. (hypochlorite ion from hypochlorous) HClO is a weak acid with a Ka of 2.9*10-8 The pKa = 7.54 (-log of the Ka) Since the concentration ratio is equal to 1 and the log of 1 is zero, the pH would equal the pKa. Please verify
12 years ago
I'm sorry when it's speed is 15 m/s. doesn't say uniform
12 years ago
7.99 meters or 8.01 meters
11 years ago
Kevin and Cheryl had completed their first day of naturalistic observation of adolescents at the local high school. As they discussed their experiences during the day, they found that they were both concerned about the difference their presence in the cla...
11 years ago
would it be negative 17?
11 years ago
Under the War Powers Act, the President? 1)may never use force unless Congress first authorizes it. Answer 2)may in effect fight a 90 day war without a declaration from Congress. 3)can act unilaterally in matters of military action. 4)gives over control o...
10 years ago
The states’ rights supersede national authority. Right
10 years ago
What is the greatest common factor of 32 and 40? the answer is 8
10 years ago
No state may distinguish between gay marriage and heterosexual marriage because that would effectively create invidious distinctions. This is 100% answer
10 years ago
States’ rights to regulate may not trample on powers specifically reserved for Congress. 100% right
10 years ago
Civil Rights
10 years ago
I think they should measure the temperature
10 years ago
Six ways
9 years ago
in my opinion, since diamond cotain carbon and hydrogen atoms, it is a mixture and a homogeneous one at that matter because its components are not easily distinguished by simple observation
9 years ago
4140
8 years ago
Darkness
8 years ago
368 gallons / 32 miles per gallon = 11.5 gallons
8 years ago
24 gallons
8 years ago
The GCF of 128, and 48 is 24 therefore, the largest of each square she can make is 24 inches in each side
7 years ago
How did u come up with hayden had 2 1/2 gallons of water in his watering can. The speed packet said to use 1/1 of a gallon of peppers and 5/8 of a gallon for tomatoes. Hayden then used some of the water for the lettuce. If hayden had 3/4 gallons of water...
7 years ago
0.492
7 years ago
im not lying is wrong shut up bro
6 years ago
120
6 years ago
302,400
6 years ago
90,720
6 years ago
90,720 9! / 2! 2! = 362,880/4 = 90,720
6 years ago
1. 180 2. 10080 3. 94. 0 4. 2,903,040 5. 120 6. 3360 7. 10 8. 35
6 years ago
d zero
5 years ago
Hey there, I would like to offer you our article writing services. I manage a team of more than 30 highly experienced writers and over the last 10 years we have created 1000s of content pieces in almost every niche. We possess tons of experience in ezine-...
5 years ago
What are we neglecting?
4 years ago
Steve got 588 by cancelling out 1 b I'll break it down, try to follow..... Example: 7b-294 = b+294 7b = b+294+294 7b = b+588 ------------------- 6b = +588 588/6 = 98 1b = 98
4 years ago
I don't know that is why i'm asking for help please help me submit it now
4 years ago
That would take more than 20 feet of fencing wouldn't it? 26 linear feet
3 years ago
Illustrate it on a Venn diagram
3 years ago
Nothing
3 years ago
3
2 years ago