CC
This page lists questions and answers that were posted by visitors named CC.
Questions
The following questions were asked by visitors named CC.
I NEED A HYPOTHESIS A LANDOWNER COULD TEST TO PROVIDE EVIDENCE TO HELP DECIDE WHAT ACTIONS COULD BE TAKEN TO REDUCE EROSION ON A STEEP HILLSIDE?
17 years ago
How does one translate "that will be fun" into French? Thank you!
16 years ago
how do you write 2 3/8 as a percentage/
16 years ago
The co-efficient for static friction for a 5 kg box on a floor is .72. How much force if required to start the box sliding? I worked it as follows: Force of friction=Force normal * co-effic. of friction which is .72*5*9.8=35.28 but answer in back of my bo...
16 years ago
If the co-efficient of static friction for a 5 kg rubber block is 0.3 how much more force is required to lift the block than to start it sliding? I worked out force to get it sliding is 14.7 N (5*9.8*.3) but not sure about the upward force to lift it.
16 years ago
The Population Size explain the four factors that produce changes in population size. Which factors are affecting the population size in the video? What do you predict will happen to the nutria population ater all the land is depleted of the nutrias' food...
16 years ago
Which of the following is NOT a reason for unequal income distribution? education location discrimination size of family I want to say location, but I'm not 100% sure
16 years ago
I need help with this problem I can not figure this out I had came up with five different answers and I really would like to get the correct answer. Memorial Hospital currently has 1,850 linear filing inches used. It is projected that over the next 5 to 8...
15 years ago
From the following: 1) pure water 2) 0.01 m solution of table sugar (C12H22O11) 3) 0.01 m solution of NaCl 4) 0.01 m solution of CaCl2 Choose the one with the largest van't Hoff factor and hence the lowest freezing point.
15 years ago
A 0.750 g sample of an unknown substance is dissolved in 20.0 g of benzene, C6H6. The freezing point of the solution is 4.53 oC. Calculate the molar mass of the substance. The normal freezing point for benzene is 5.53 oC and Kf is 5.12 oC/m.
15 years ago
Calculate the molarity of a solution containing 40.0 g glucose (C6H12O6) in enough ethanol (C2H5OH) to make 40.0 mL of solution.
15 years ago
200. g of a solvent is available, how many grams of a solute should be weighed out to make a 15.0% solution by mass?
15 years ago
What is the mass percentage of 55.0 g of KCl in 125 g of water?
15 years ago
Calculate the molality of methanol in a solution prepared by dissolving 75.0 mL of methanol, CH3OH (d = 0.791 g/mL), in 150 g of ethanol, C2H5OH.
15 years ago
Which of the following is not true in a dynamic equillibrium describing a saturated solution? Choose one answer. a. solid crystalizes from solution b. solid dissolves in the solution c. concentration of dissolved solute remain constant d. rate of dissolvi...
15 years ago
What is the molality of a solution prepared by dissolving 2.00 mL of bromine (d = 3.103 g/mL) in 125 mL acelic acid, HC2H3O2 (d = 1.05 g/mL) Choose one answer. a. 0.301 b. 0.335 c. 0.296 d. 0.593
15 years ago
A 6.00 M H2SO4 solution has d = 1.34 g/mL. What is the mass percent of H2SO4 in this solution? Choose one answer. a. 56.1 b. 43.9 c. 37.0 d. 58.8 When we calculated yesterday the answer was not B. 43.9....I got it wrong and don't know why if the math was...
15 years ago
How many grams of water should be added to 25.0 g of NaCl to produce a 0.450 m solution?
15 years ago
how would I find the mass of something from the molality..... How many grams of water should be added to 25.0 g of NaCl to produce a 0.450 m solution?
15 years ago
Which of the solutions has the greatest osmotic pressure? Choose one answer. a. 10.0 g glucose in 1.00 L at 298 K b. 10.0 g glucose in 1.00 L at 303 K c. 10.0 g glucose in 0.500 L at 298 K d. 5.0 g glucose in 1.00 L at 298 K
15 years ago
A colloid is the dividing line between solutions and heterogenous mixtures. What is the exact particle size of a colloid compared to the exact particle size of a solution. A. over 1000nm compared to 0.1-1nm B. 1-1000nm compared to 0.01-1nm C. 0.10-1nm com...
15 years ago
A solution is prepared by dissolving 15.0 g of NH3 in 250.g of water. The density of the resulting solution is 0.974 g/ml. The mole fraction of NH3 in the solution is?
15 years ago
The molarity of urea in a solution prepared by dissolving 16 g of urea (MW 60.0g/mol) in 39 g of H2O is ______M. The density of the solution is 1.3 g/ml.
15 years ago
At a particular temperature, Kc = 54 for the reaction If 1.0 mole of H2 and 1.0 mole of I2 are placed in a 5.0 L container, what would be the equilibrium concentration of HI?
15 years ago
At a particular temperature, Kc = 54 for the reaction H2(g) + I2 (g) <=> 2 HI(g). One mole of HI is placed in a 3.0-L container. What would be the equilibrium concentration of HI?
15 years ago
A mixture is prepared with [CO] = 0.035, [Cl2] = 0.015, and [COCl2] = 0.95. It is known that Kc for the equilibrium is 1.2 x 10-3 at 400OC. Predict what will happen. Choose one answer. a. The reaction is at equilibrium so no net reaction occurs. b. The re...
15 years ago
I have a question on this question would I forgo the sqaure root on this on because there is no sqaure except on the products side which is 2HI? I am lost because I set up ICE then got to: 54=(4X-0.09)^2/x*x Kc=[HI]^2/[x][x] At a particular temperature, K...
15 years ago
Which direction will the following reaction in a 5.0 L flask proceed if Qp = 0.013? 2H2O(g) = 2H2(g) + O2(g) Kp = 1.6 x 10-5 Choose one answer. a. to the right because Q > Kp b. to the left because Q > Kp c. to the right because Q < Kp d. to the left beca...
15 years ago
What is the PH of 0.0100M H2SO4?
15 years ago
Three large barrels are transported on a railroad car by stacking the third one on top of the other two and using a tight metal band around all three to hold them together. If the outside diameter of each barrel is 3 feet, then what is the length of the m...
14 years ago
An operation is commutative if you can change the order of the numbers involved without changing the result. Addition and multiplication are both commutative. Subtraction is not commutative: 2 - 1 is not equal to 1 - 2. So my question is what’s the differ...
14 years ago
18. Find the value for the correlation coefficient r. (Points : 1) –0.073 –0.094 –0.203 –0.149
14 years ago
Determine whether the system is consistent, inconsistent, or dependent. 2x + 2y = 2 6x + 6y = 6 or consistent and dependent
14 years ago
Determine whether or not the relation is a function (1,9)(2,10)(3,11)(4,12)
14 years ago
Find the measurement of the supplement of 58 degrees
14 years ago
Determine whether or not the network is traversable. (Points : 1) No, it is not traversable. Yes, it is traversable.
14 years ago
In triangle ABC, angle C is a right angle. Find the measure of angle B if side b = 105 m and side c = 139 m. (Points : 1) 49° 59° 53° 47°
14 years ago
10. Find the slope of the line passing through the points (10, 0) and (0, 3). (Points : 1) -10/3 10/3 3/10 -3/10
14 years ago
19. Janet invested $26,000, part at 6% and part at 3%. If the total interest at the end of the year is $1,080, how much did she invest at 6%? $11,000 $10,000 $9,000 $16,000
14 years ago
The difference between the ages of two friends is 2 years. The sum of their ages is 74 years. Find the age of the older friend. (Points : 1) 38 36 39 37
14 years ago
13. Find the vertex of the parabola. y = -2x2 + 12x - 13 (5, -3) (-3, 5) (3, 5) (5, 3)
14 years ago
Find the measure of the supplement of 58 degrees
14 years ago
x + y = 26000 .06x * .03y = 1080 x =
14 years ago
In triangle ABC, angle C is a right angle. Find the measure of angle B if side b = 105 m and side c = 139 m. 49° 59° 53° 47°
14 years ago
Find the slope of the line passing through the points (10, 0) and (0, 3). -10/3 10/3 3/10 -3/10
14 years ago
Find the slope of the line passing through the points (10, 0) and (0, 3). -10/3 10/3 3/10 -3/10
14 years ago
Two dice are rolled. Find the probability of getting a sum greater than 8. 0 13/36 2/9 5/18
14 years ago
. A box contains five blue, eight green, and three yellow marbles. If a marble is selected at random, what is the probability that it is not blue?
14 years ago
When a single card is drawn from a shuffled deck of cards, find the odds against getting a 9.
14 years ago
A $400 loan is to be paid off in 66 monthly payments of $11.62. The borrower decides to pay off the loan after 18 payments. Use the rule of 78s to find the amount of interest saved. (Points : 1) $194.13
14 years ago
A company borrowed $1500. It must make monthly payments of $40.50 for 42 months to pay off the loan. Use the constant ratio formula to find the annual percentage rate.
14 years ago
coat with an original price of $300.00 is on sale for $285.00. Find the percent of the markdown.
14 years ago
If two people are selected at random, what is the probability that they were both born in winter (December, January, or February)?
14 years ago
If two people are selected at random, what is the probability that they were both born in May?
14 years ago
In a shop there are 20 customers, 18 of whom will make a purchase. If three customers are selected, one at a time, at random, what is the probability that all will make a purchase?
14 years ago
x2 - 2x - 13 = 0
14 years ago
x2 - 2x - 13 = 0
14 years ago
x2 + 12x - 64 = 0
14 years ago
John & Jane are married. The probability that John watches a certain television show is .4. The probability that Jane watches the show is .5. The probability that John watches the show, given that Jane does, is .7. 1) find probability that both John & Jan...
14 years ago
Provide an appropraite response. If y varies inversly as the 4th power of x and y=3 when x=2, what is y when x=0.5? If Q varies inversly as the sqaure root of R and Q=2 whe R=4, what is Q when R is 25?
14 years ago
Give the equations of any horizontal asymptotes for the graphs of the rational functions. h(x)=(7x²-8x-5)/(8x²-3x+9) g(x)=(x²+4x-8)/(x-8)
14 years ago
what is the interest of $25,000, invested for 7yrs at 7% interest compounded
14 years ago
Find the interest earned on $15,000,invested for 6yrs at 4% interest compounded annually
14 years ago
If R is the midpoint of AB and S is the midpoint of BC and AS:SC=3:2, determine the length of BS if AC=50.
14 years ago
RAMON PLANTED 3 ROWS OF SEEDS. EACH ROW HAD 8 SEEDS. THE SEEDS WERE 42 INCHES LONG. HOW FAR APART SHOULD HE PLANT THE SEEDS?
14 years ago
9^x=1/3^3 Please Help
13 years ago
The recommanded weight range for a person who is 64 inches tall
13 years ago
A moon is about 210,000 miles from the planet it orbits. Write in scientific notation. If a rocket traveled at 3 x 10^4 miles per hour, how long would it take for it to reach the moon from the planet? Write the number 210,000 in scientific notation. 210,0...
13 years ago
A theater has 43 seats in the first row, 47 seats in the second, and 51 seats in the third row. How many seats are there in row 17
12 years ago
Rick is playing billiards and hits the cue ball. It makes contact with the 8 ball head on. If before the collision the cue ball was travelling at 2.4 m/s and after the collision the 8 ball was traveling at 2.13 m/s. How fast and in what direction is the c...
11 years ago
Rick's next shot isn't as good. She hits the cue ball with a velocity of 5.6 m/s and it hits the 4 ball. The cue ball bounces off at a 45 degree angle off it's original path at a speed of 3.5 m/s. What is the velocity of the 4 ball? ---So all i know is th...
11 years ago
How do I find the 3rd side of a triangle if I am given 2 sides and there is no mention if it is a right triangle?
11 years ago
List common nouns Anne Morrow Lindbergh soon shared his love of aviation. Answer: love & aviation question: Is shared a common noun also?
11 years ago
As we returned to the dressing room after that terrible first half, the whole atmosphere seemed to be (pervaded, capsized) by defeat. Ans. capsized?? With eager students and able teachers, learning will (flourish, outstrip), even though the school buildin...
11 years ago
Has the ability of human beings to produce new inventions (quenched, outstripped) our ability to use them wisely Ans... outstripped
11 years ago
In Asheville North Carolina in August the temperature is an even number less than 40 that has the same number of tens and ones Ans: 34
11 years ago
In asheville north carolina in August the temperature is an even number less than 40 that has the same number of tens and ones Answer: Could it be 22 4 tens and 0 ones = 4 2 tens and 2 ones = 4
11 years ago
Where can I find information on Energy reformation for a middle school student to understand?
11 years ago
8x+5=4x-7 I put x=-3
10 years ago
Fiona earns $15 for each lawn she mows. What is the inequality to find out how many lawns she must mow to earn at least $135. My answer 15m <_ 135 M<_ 9
10 years ago
12m+12=6(3m+3) My answer is -6= -6 which is identity ??? Or is it null or empty??
10 years ago
5.3x+2-4.1x=3.6x-1.6 My answer x=1.5
10 years ago
Given the equation of a closed curve is x^2-2x+4y^2+16y+1=0.Find the coordinates of the two points where the lines tangent to the curve are vertical.
9 years ago
A plumb bob is a weight hung at the end of a string, called a plumb line. The weight pulls the string down so that the plumb line is perfectly vertical. Suppose that the angle formed by the wall and the roof is 123° and the angle formed by the plumb line...
9 years ago
State the theorem or postulate that is related to the measures of the angles in each pair. Then find the angle measures. m∠3=(23x+11)°,m∠4=(14x+21)° Can you teach me this problem?? Please...
9 years ago
Please help me... People believe in God because... And there is life on earth because... And people who believe in God think that God has put human beings on this earth because... I have to write continue of these sentences... Could you guys help me pleas...
9 years ago
How can I solve this problem? A circle has diameter [AB]. The centre of the circle is (1,3), and B has coordinates (4,-1). # Find the coordinates of A. # Find the length of the diameter. HELP ME PLEASE
9 years ago
People believe in God because... And there is life on earth because... And people who believe in God think that God has put human beings on this earth because... Could you help me? I'm not English speaker so I don't know how can I write continue of these...
9 years ago
how does the initial procedure compare to your updated procedure? What changes did you have to make? Why? How can I answer this question? Please help me... ;(
9 years ago
In an egg and spoon race, children must transport eggs from one end of a course to the other. Points are awarded for each successfully transported, and points are deducted for each egg which drops and breaks. Jenny transported 5 eggs and dropped 2 eggs fo...
9 years ago
How can I answer this question? Draw an overall conclusion: how does water compare to other substances? Why do you think so? Please help me...
9 years ago
A Muslim organization wants to build a small mosque in the vicinity of the September 11 Memorial in New York City. There is public outrage from many citizens who do not want a Muslim religious site there. You must write a letter to the mayor of NYC explai...
9 years ago
Give 3 examples of nutrients that WE NEED in our bodies that are soluble in water. Give 3 examples of gases that are soluble in water. Could you please help me these questions?
9 years ago
How does water help us stay cool?
9 years ago
Why don’t bodies of water freeze in the winter, even when ice or snow forms?
9 years ago
Can you give me three examples of things that photosynthesize that live in oceans?
9 years ago
Why you think it is important that she control her temper? How will learning this help in the future? If you, how do you answer this question??
9 years ago
So, I have a question on a project that asks why you get a different answer when measuring the side of a hypotenuse versus using the Pythagorean Theorem. I did get different answers, but I just can't figure out why.
8 years ago
Carolina runs 3 1/2 miles in 22 1/4 Minutes. how many miles does she run per minute A.) 3/22 mike per minute B.) 62/221 mile per minute C.) 14/89 mike per minute D.) 4/39 mike per minute
7 years ago
2.5 more than the quotient of h and 3 is w
4 years ago
Answers
The following answers were posted by visitors named CC.
00001, 00011, 00101, ?, 01001 1,3,5,?,9 ? = 00111 This is Binary code converted to decimals
16 years ago
Hey RR Im in flvs too(luv it <3)and could not find any info on this question. Thanks so much :D I have been searching for like 30 minutes to an hour.
16 years ago
Yes, that's my answer too. Incorrect answers at the back of the book drive me crazy! thanks for confirming!
16 years ago
Thanks. This is what I thought but again the answer in my book was incorrect. So frustrating.
16 years ago
well said.
15 years ago
Thank You Writeacher
15 years ago
Thanks so much I just found this site and it is helping me more than ever...
15 years ago
still not making sense because answers are a. 30.0 b. 35.3 c. 15.0 d. 28.9
15 years ago
I thought it was b. solid dissolves in the solution because in dynamic equil I thought that the excess ionic solute pass through the solution continuously as htdrated ions are deposited on surface of solute So the solid I though would dissolve in solution...
15 years ago
3.10g/ml *1mole Br/79.0g =0.039 mol/ml 0.039mol/ml * 2.00ml =0.0784 mol 1.05 g/ml * 1mol/60g = 0.0175 mol/ml * 125 ml =2.18 mole I don't know where I am going wrong becaus ethe answers are not same????????
15 years ago
I got it its 950 g
15 years ago
Thats funny...im in 7th grade and im in algebra 1...anyway...why do u need help with this??? its simple exponents and division...
15 years ago
H2 + I2 = 2HI I 1.0/5.0 1.0/5.0 0 C -x -x 2x E 0.2-x 0.2-x 2x 54= [HI]^2/[H2]*[I] 54=2x^2/(0.2-x)(0.2-x) need to solve for x then would I take square root of both sides to get rid of the squares? Then I get stuck at 7.348= 4x/0.2-x I don't know where else...
15 years ago
I CALCULATED IT OUT TO Q = 1.80*10^3 SO IT WAS A RIGHT SHIFT FORWARD BC Q<K meaning that substances on left react to form substances on the left to reach eq... SO I GOT B as the answer IS THAT CORRECT????
15 years ago
Kc=[HI]^2/[H2][I2] 54=(2x-0.3)^2/[X][X] THEN I GET: 54=4X-0.09/[X]^2 SO SQAURE ROOT IT THEN I GET 7.348*(x-x) =2X-0.3 7.4348X-7.348X=2X-0.3 tHEN i GET STUCK BECAUSE i DON'T KNWO IF THE VARIABLES x-x is suppose to be here? because when I calculate my answe...
15 years ago
so it would be Q<K so it would shift from left to right
15 years ago
Kc=[HI]^2/[H2][I2] 54=(2x-0.3)^2/[X][X] THEN I GET: 54=4X-0.09/[X]^2 SO SQAURE ROOT IT THEN I GET 7.348*(x-x) =2X-0.3 7.4348X-7.348X=2X-0.3 tHEN i GET STUCK BECAUSE i DON'T KNWO IF THE VARIABLES x-x is suppose to be here? because when I calculate my answe...
15 years ago
I know that is a diprotic acid and you do ICE and compare with each Ka value but I am not sure if I am setting it up the right way or doing the correct thing.
15 years ago
is the second one R=625?
14 years ago
calculus, annually
14 years ago
-3a<-15 -3=-15 ________ -3 =5
14 years ago
yes it looks correct to me, just make sure in your third line not to leave off the n for 30n and keep your +6 in there
14 years ago
try 1050 if I'm wrong say I do recalculations
12 years ago
EDX b? are you sure?
12 years ago
Alex how do you calculate the power?
12 years ago
you know the correct answer to the problem 2 and 6 of the test? The P-value (problem 8) is 1.78 (it is correct)
12 years ago
thanks :) had achieved good luck to the course excuse the English'm from Portugal
12 years ago
Mean=300*0.5=150 SD=SQRT(300*0.5*(1-0.5))=8.66 Z=+/- (170.5-150)/8.66 = +/- 2.37 Table of Z P= 2*0.0089 = 1.78% +/- because we have two-tailed and multiple the value of P by 2 for the same reason
12 years ago
this test is easy listen the videos and do the exercises of those videos and it's easy. If you have any doubt just ask.
12 years ago
Problem 2 the answer is 4.5% You now the correct answer for the problem 7?
12 years ago
Okay, so i did my math wrong sorry and thx Steve!! and bobpursley, does that mean the cue ball is traveling .27 m/s straight?? because usually they want angle but since it's head on it's just straight rite?
11 years ago
thanks
11 years ago
Has the ability of human beings to produce new inventions (quenched, outstripped) our ability to use them wisely Ans... outstripped
11 years ago
Could it be 22? 2 tens and 2 ones has the same as 4 tens and 0 ones
11 years ago
Someone please help with this problem
11 years ago
Thanks
10 years ago
Thanks
10 years ago
I changed the fractions to 4x-3x=28-6
10 years ago
1.5 is correct thanks
10 years ago
How many ml of 9 M HCl are needed to neutralize 0.500 L of 0.350 M NaOH? Given the reaction CH4+2O2=C02+2H2O
9 years ago
Could you tell me yours? It's my homework but I'm not English speaker so I don't know how can I write...
9 years ago
Why √29 to (-2,7)? How can I know?
9 years ago
OK, I understand. Thank you very much!!
9 years ago
Thank you very much!
9 years ago
Thank you Ms.Sue... But I'm not English speaker so I have lots of language problem.. I don't know how to make sentence.. Could you make me example sentence please? ;(
9 years ago
It's because sometimes there is too much water for it to freeze, and sometimes the water is moving too fast. If you go to a river that doesn't freeze. It probably flows really fast. Is this collect answer for this question?
9 years ago
sell bonds
8 years ago
Yes, I agree with Ray, you need all of those. Without a router, you couldn't access the internet, without a network card you couldn't access the internet either, and also you need network cables. You need hardware and software to run a computer.
8 years ago
It would be great if you could answer this please!!
8 years ago
I'm just bumping this up to the top of the page.
8 years ago
Hey thanks Steve!
8 years ago
The answer is A, hope you get it turned in on time!
8 years ago
Thank you so much Selenekao!
8 years ago
Akame thank you so much!
8 years ago
All you have to do is basically make the introduction more dramatic such as saying Carmody waited anxiously for the outcome of the doctors examination. Or he called the doctor after his eldest child Eileen suddenly fainted.
8 years ago
OUT FROM MY BULLET ALL THE OTHER KIDSSSSSSSSSSSS too much?
8 years ago
Plz help me
7 years ago
Divide @Mrs. Sue
7 years ago
For "C" where did you get 3E-4 M from?
7 years ago
Ms. Helper is right got 100
6 years ago
For number 5. Its B,C,E.
6 years ago
4 is C. 5 is A
6 years ago
I'll write the beginning of the longer answers and full short answers :) 1) Hatred between two families... 2) He knows that Juliet has fallen... 3) A servant explains.. 4) It creates a vivid description. 5) By comparing Juliet to a flower... too young to...
6 years ago
anon is 100% correct thanks
6 years ago
Il pay you..
5 years ago
I really need the answer's
5 years ago
What is the answer's?
5 years ago
Actually Number 1 is C I calculated the answer it is C not B If you chose B on number 1 you will not get a 100
5 years ago
Tysm Nat! 100% 3/3!!!
5 years ago