Help
This page lists questions and answers that were posted by visitors named Help.
Questions
The following questions were asked by visitors named Help.
I truely need help i just don't understand anything and I've read so many times the chapters that I just can't comprehend anything nomore. I have a test on the first friday of november. I'm trying to answer all the questions in the study sheet and these q...
18 years ago
The question is :describe the role civil disobedinece played in the civil right movements. my answer: Was a tactic tha Martin Luther King, J.r brought about for peoples believes to be heard and acknowledge even if they needed to disobey the laws and suffe...
18 years ago
The mind is it's own place and in it it can make a heaven of hell and a hell of heaven. I have to write a 5 min long speech on this. can anyone make sense of it? tips or pointers I am not certain of the point you will be trying to make. When dealing with...
18 years ago
Where does magnetism comes from? Magnetic forces arise from the movement of electrons (electric charge). In case you want it, here is more information on magnetism. http://en.wikipedia.org/wiki/Magnetism http://www.phy6.org/Education/Imagnet.html http://w...
18 years ago
g(x)=[(4x-7)(x+11)] Find g'(x) I thought that you use the product rule but I have the answer and I am not getting the same thing. The answer is g'(x)=3/2[4x^2+37x-77]^1/2 * (8x+37) I keep getting just 8x+37 when I do the product rule. What am I missing?
17 years ago
Can someone tell me if I am right? My choices are observation, prediction, or hypothesis Male Red-winged Blackbirds display red wing patches to signal superiority to other males. Hypothesis Bees make honey. Observation Male Red-winged Blackbirds compete f...
17 years ago
How to write a proposal !!!!
17 years ago
How does Calif trespass to computer services differ from trespass to personal property in differenct states?
17 years ago
What is the products for HCl + Na2S04 + BaCl2?
16 years ago
Hi, Please I researched so badly, I need help to find information about Cybernomics issues and solutions. Please can you help me. Thank You.
16 years ago
The following sentence indicates what kind of bias: The best art can cut through our tendency to experience life with complacency and prejudgment? a)There is no bias. b)a positive bias c)a partly positive and partly negative bias d)a negative bias
16 years ago
The following sentence indicates what kind of bias? Most of the democracies exhibited lethargy and shortsightedness in the face of fascist aggression. a)a postive bias b)There is no bias. c)a negative bias d)an aggressive bias
16 years ago
I need help figuring out how to phrase the reasons I picked the answers to the following sentences. I have the answer just can not figure out the best way to say why they are correct. Please help. Class is COM 150 week 9. A)My brother knows more about tec...
16 years ago
Use the distributive property to help solve the equation: 3(w-3)=-6 W= ??? I have 3w - 3*3 = -6 then I am lost, could someone explain the steps.
16 years ago
Determine whether (-4,5) is a solution of 4x + 8y =1 I would like the steps so I can practice this.
16 years ago
Find the slpe if it exist of the line containing the pair of points: (2,3) and (9,-4) I get -7/7 but do I need to change this to -1 and why?
16 years ago
find the domain of the function P(x) =x^2 - 2x + 3 I don't get at all
16 years ago
solve: -0.6x<-12
16 years ago
collect like terms: 19c + 5d -10c -8d it dosent come out right I get 9c + 13d
16 years ago
Soybean meal is 18% protein: cornmeal is 9% how many pounds of each should be mixed together in order to ge a 360 pound mixutre that is 13% protein: I get 200 cornmeal 160 soybean meal I think I put this backwards.
16 years ago
find the domain of the function g(x) = 2/8-3x I think answer is {x|x=0} but not sure
16 years ago
Can someone teach me the steps in finding these like terms I am not sure I am doing it right? 19c + 5d - 10c -8d I come up with 19c -10c =9c + 5d - 8d = 3d so: 9c - 3d do I finally got this?
16 years ago
Find the x and y intercepts: y=x^2-3
16 years ago
Write a projectile motion problem with the initial condition vi=15 m/s at 50° above the horizontal. Solve this problem for ∆x, max height, and time of flight.
16 years ago
I can not figure out the next step can someone help (x+3)*4+(x-3)*3=-5x 4x+12+3x-9=-5x 7x-3=-5x
16 years ago
The problem is (14ac)-a^2-2ac+b^2) I need to subtract by removing a factor of 1 when possible the answer that I got is -a^2+16ac+b^2 can anyone tell me if this is right and if not can you help me solve
16 years ago
the speed of train A is 16 mph slower than the speed of train B. Train A travels 210 miles in the same time it takes train B to travel 290 miles. Find the speed of each train. Train A = 58 mph Train B = 74 mph Can you tell me if this is right
16 years ago
Solve v/9 - v/ 21 +1/9 Answer is 0 Is this right
16 years ago
^^ i wwant to ask about... 1,000,000; base 10
15 years ago
a) What is Agnessa's hourly rate of pay in a year with 26 biweekly paydays? b) Using your hourly rate computed in part a), what would Agnessa's gross earnings be for a pay period working an extra 10 hours overtime paid 1.50 times the regular rate of pay?...
15 years ago
Write a short analysis of the use of researching in your future industry – how do they gather or use research ie: types of projects, proposals, etc… -can u explain this question to me plz. are they asking me to write a paragraph explaing how do they do re...
15 years ago
Make sure to identify: • Your expectation of use of research by you in the workplace (ie: user, researcher, contributor) May i knoe what this quesiton is asking!!! thnx
15 years ago
Problem: In a first order decomposition reaction, 50% of a compound decomposes in 10.5 minutes. What is the rate constant of the reaction? The solution my professor gave says: k = .693 / 10.5min Where did the .693 come from? Thanks
15 years ago
f(x)=x^2-9x+9
15 years ago
f(x)=x^2-9x+3
15 years ago
45.0 ml of 9.0x10 the negative 2m hno3 I am needing the steps to help solve the above chem equation
15 years ago
Can someone help me I need to find out how to solve the following equation What is the PH/POH of a .0727m H3O+ Solution at 25 degrees c
15 years ago
1)In the figure, the vertices of right-angled isosceles triangle ABC are A, B(2,0) and C(8,0) respectively. find the equations of AB and AC 2)If the x-intercept and y-intercept of the straight line L: B(y-2) =Ax+8 are -8 and 3 respectively, find a)the val...
15 years ago
Use mathematical induction to prove that 5^(n) - 1 is divisible by four for all natural numbers n. Hint: if a number is divisible by 4, then it has a factor of 4. also, -1 = -5 +4 This is a take home test so I don't want the answer because I want to know...
15 years ago
Why is it necessary for the encoding function to be one-to-one?
15 years ago
What is the net ionic equation for Phosphate ion + ammonium molybdate in the presence of nitric acid?
15 years ago
wat is the answer for the pattern 1,3,6?
15 years ago
what economic, social , and political forces have made employee traininng even mor eimportant today than in the past?
14 years ago
Rubber Band A 156 g hockey puck is attached to a rubber band and rotated with an angular speed of 9.8 rad/s on frictionless horizontal ice. It takes a force of 1.12 N to stretch the rubber band by 1 cm. (a) If the original length L of the rubber band is 1...
14 years ago
A piece of glass has a temperature of 72.0 °C. Liquid that has a temperature of 37.0 °C is poured over the glass, completely covering it, and the temperature at equilibrium is 50.0 °C. The mass of the glass and the liquid is the same. Ignoring the contain...
14 years ago
Assume that the pressure is one atmosphere and determine the heat in joules required to produce 3.23 kg of water vapor at 100.0 °C, starting with (a)3.23 kg of water at 100.0 °C and (b)3.23 kg of liquid water at 0.0 °C
14 years ago
what is the total number of joules released when a 5.00 gram sample of water changes from liquid to gas at 100 degrees Celsius?
14 years ago
A truck tire travels about 11 feets in 1 full rotation. What is the diameter of the wheel, to the nearest inch?
14 years ago
18 < -2m would the anser be m < -9?
14 years ago
1/2x > -3
14 years ago
What happens to the inequality symbol when you do the following to each side of an inequality? 1. Subtract a negative number
14 years ago
-3x < 0
14 years ago
1/2x > -3
14 years ago
find the measure of an angle whose supplement measures two times its measure
14 years ago
Is the price of a piece of cloth a function of the length of the cloth? Explain
14 years ago
How does doubling the mass of one object and tripling the distance between another object change the gravitational force betweem them? FG = G M1 M2 / r2 a. Force changes by 2/3 b. Force changes by 2/9 c. Force increases by 9 d. Force decreases by 3 e. No...
14 years ago
have no idea how to do this... divide and write your answer WITHOUT exponents. -11.2 x 10^-7 _______________ = 1.6 x 10^-2
14 years ago
y= 3/5x - 6 x= 4
14 years ago
Write a rule for the linear function with slope m and y-intercept b. m= -1/3, b= -2
14 years ago
Describe the advantages and disvanteges of seeing a rule for a function rather than listing a function values in a table
14 years ago
Find two numbers with a sum of -8 and a difference of 4. Let x be the greater number and y be the lesser number?
14 years ago
Every morning Leah runs about 5/8 mile. At this rate, about how many miles does leah run in 2 weeks?
14 years ago
A triangle has 2 angles that measure 60 each. Which of the following best describes thiz triangle. A. Right isoseles triangle B. Equilateral triangle C. Obtuse isosceles triangle D. Acute scalene triangle
14 years ago
there are 3 red marbles , 3 blue marbles and 1 green marble in a bag. A marble is drawn at random from the bag and not replaced. Then a second marble is drawn. What are all the possible outcomes?
14 years ago
A 6.58g sample of compound was placed in a 12.6 L container. At 25.0*C, the pressure was found to be 0.75 atm. what is this compound?
14 years ago
Education in financial planning teaches (simple present tense) me how to save money for my children’s college education. Could someone tell me if this is correct?
14 years ago
(Future Value) Suppose you invest $8000 into an account that pays an annual interest rate of 6.2%. How much is in the account after 30 years if a. simple interest is compound monthly? b. interest is compounded monthly? c. interest is compounded daily?
14 years ago
Mr.perez is trying to move a circular folding table with a 4 foot radius through a window that measures 5 ft by 3 ft. He plans to lean the table over and move it through the diagonal of the window. Will the table go through the window?
14 years ago
Find the distance between the two points of each pair. Found to the nearest tenth. (1,5) , (5,2) Is the answer 4.5?
14 years ago
Give the formula of lead iodide showing all working. You must use knowledge about atoms and electron configuration to explain answer. Thanx :)
14 years ago
how many grams are in 12.5 moles of chlorine (gas)?
14 years ago
An escalator 14 m long is carrying a 70-kg person from one floor to another 8 m higher. The escalator has a speed of 1.0m/s. How much work does the escalator do in carrying the person to the top?
14 years ago
A force of 10 N is used to lift a 600-g ball from the ground to a height of 1.8 m, when it is let go. What is the speed of the ball when it is let go??
14 years ago
A 40-kg skater moving at 4 m/s overtakes a 60-kg skater moving at 2 m/s in the same direction and collides with her. The two skaters stick together. What is their final speed?
14 years ago
A 1000-kg car is moving east at 80 km/h collides head on with a 1500-kg car moving west at 40 km/h, and the two cars stick together. Which way does the wreckage move and with what initial speed?
14 years ago
I need help figuring this out. I am asked to write about similarities of two different ways of determining the value of g. One of them is using the slope of the line, and one of them is using the average. Each method used the same L and T values.
14 years ago
Tarzan, who weighs 917 N, swings from a vine through the jungle. How much work is done by the tension in the vine as he drops through a vertical distance of 3.85 m? Simply calculating; W=(917N)*(3.85m)= 3530.45 J Isn't working, I'm not sure how to apply t...
14 years ago
One boat tows another boat by means of a tow line, which is under a constant tension of 495 N. The boats move at a constant speed of 4.75 m/s. How much work is done by the tension in 1.10 min? Not sure how to apply the work-energy theorem. I assume veloci...
14 years ago
The driver of a 1350 kg car, initially traveling at 10.6 m/s, applies the brakes, bringing the car to rest in a distance of 15.0 m. Find the net work done on the car. Not sure how to set this problem up.
14 years ago
A hovercraft of mass 69.0 kg can move on a horizontal surface, the x-y plane. A single unbalanced force acts on the hovercraft, but the size of the force is unknown. The hovercraft initially has a velocity of 5.0 m/s in the positive x direction and some t...
14 years ago
Complete this table of values for four aqueous solutions at 25 °C. Solution A: [H+]=0.0093M [OH-]=? pH=? pOH=? Solution B: [H+]=?[OH-]=1.4e-6M pH=? pOH=? Solution C: [H+]=?[OH-]=? pH=5.36 pOH=? Solution D: [H+]=?[OH-]=? pH=? pOH=10.14
13 years ago
Find the ending balance in an account that opens with $5,000, earns 7.5% interest compounded quarterly, and is held for 5 years.
13 years ago
Graph the line! y=5x+2 the plot point that i came up with are (0,2)(2,8) is this correct?
13 years ago
Find three ordered pairs that satisfy the equation. y = x+2 (0,1)(0,3)(2,0)
13 years ago
Hi there - My labs and lectures aren't in synch at the moment so we are now doing a prelab that is asking for info I haven't been taught yet uggg... The prelab question I'm having trouble with is as follows: What is the volume at STP for 0.415 g of argon...
13 years ago
Ionic bonding typically occurs when a ______________ bonds with a ______________
13 years ago
Answers
The following answers were posted by visitors named Help.
use your conversion factors to determine grams to mols and then use mols of cl- per solution to convert
17 years ago
To find the percent you add up all the numbers 5+6+7+12+...then whatever number you get is the denominator. So if you want to find the percent of rats you take 12 divided by all the numbers added together. To determine the degrees of each part you can div...
17 years ago
Can someone tell me if I am right?
17 years ago
y' = 60(3x + 1)^19 y' = 60(3(0) + 1)^19 y' = 60(1)=60 Then use point-slope form y - y1 = 60(x - x1) y - 1 = 60(x - 0) y - 1 = 60x y = 60x + 1
16 years ago
Why doesn't it enter the reaction?
16 years ago
Ok, first you integrate the problem so it equals 19x + x^2 - 5x^4 Next I'll write this out then show you. You then plug in x = 3 to this equation and then plug in x = 1 Subtract the equation of x = 1 from the equation x = 3. (19(3) - (3)^2 - 5(3)^4) - (19...
16 years ago
Thank you, I can tell which sentence is written correctly, but trying to figure out the pronoun reason is a little confusing to me. I will research some more.
16 years ago
do you know which equation to use? i have no idea what to do!
16 years ago
thanks that helps. so how would you solve it for the other listed values?
16 years ago
Thank you I forgo about checking the answer
16 years ago
THNX.:D
15 years ago
How do you determine the moles of just NaCl? and is the moles of HCl and NaOH just the molar mass? Thanks
15 years ago
kewl
15 years ago
how?
15 years ago
Pitch is to make a plane descend or climb. The pilot adjusts the elevators on the tail to make a plane descend or climb. Lowering the elevators caused the airplane's nose to drop, sending the plane into a down. Raising the elevators causes the airplane to...
14 years ago
Okay, sorry....I posted it again correctly :)
14 years ago
:) Thanks you so much! :)
14 years ago
is 1/2 2?
14 years ago
Is it b
14 years ago
So no?
14 years ago
Would it be 43.75g
14 years ago
I meant 443.75 g, would that be correct
14 years ago
Or would it be just 35.5 grams in Cl?
14 years ago
What do I put my answers in? So the anwser will be 14*8??
14 years ago
Y=32 x=8
14 years ago
See above what?
13 years ago
6950*.105=525 is this correct?
13 years ago
yes
13 years ago
Thanks, I was close! I'm not that good with plotting graphs.
13 years ago
@writeacher ...i'm still confused.
13 years ago
Thanks
13 years ago
Would I use cosine or sine?
13 years ago
How do I find omega (ω)?
13 years ago
I got frequency: 2pi/√ 2 Period: √2/2pi
13 years ago
yes thank you!
13 years ago
awesome thank you so much...! :)
13 years ago
awesome.. I wasn't sure about the negative sign..:)
13 years ago
thx
13 years ago
is a =-6.75DS?...
12 years ago
I know, but wanted to be sure about the let statement, equation parts they were asking for. Thanks.
12 years ago
Ok.. Can u check these for me too please? Rename each repeating decimal as a fraction in lowest terms. Using let statement, an equation, a proper solution (using properties of equality) 1) 0.87 (repeating nos are 87) So.. Let X = 0.87 100X = 87.87 - X = 0...
12 years ago
Sorry I repeated these question to you because I forgot to add there are repeating numbers or ellipsis.
12 years ago
Reiny ...Thank you so much for your helpfulness and kindness. Goodnight...
12 years ago
Reiny, do u think 1st question about blankets should b written differently? For e.g. If we say b= 5, then the first part of the equation will equal 175+ 5= 80. I'm thinking it should be written as this: 25 (7+b) = 300 175 + 25b = 300 25b = 125 Pls let me...
12 years ago
How many 2s are there in 7
12 years ago
Sorry meant rational number?
12 years ago
1) 3r + 5 _____. + 2 = 12-2r 2 Find value of r
12 years ago
can u please tell me the number of molar mass i was using...
12 years ago
What is w? You can use e, pi, and M in your response. Please do not subtitute 6 for M.
12 years ago
In Problems 1 to 5 we will work through example of QFTM for M = 6. Problem 1: What is w? You can use e, pi, and M in your response. Please do not subtitute 6 for M. Specify the probability amplitudes. You should use w to denote ƒÖ, but please fully simpli...
12 years ago
Got this result for above question: exp(2ðji/M)âj However it is graded as wrong, can someone help?
12 years ago
exp(2piji/M)beta j
12 years ago
What is w? You can use e, pi, and M in your response. Please do not subtitute 6 for M. Got this result for above question but it is graded wrong, can someone help? e^i*pi/3
12 years ago
Thank you! Did somebody figure out one or all of the QTF6 questions?
12 years ago
Thanks Anonymous and Gyanno! Anyone got Problem 3, 4 or 5?
12 years ago
Meant thanks Helpman!
12 years ago
Anyone for b, c, d?
12 years ago
6C and 6D
12 years ago
Please help simonsay! Have problem with expresion too.
12 years ago
a) 0.3571 b).02193 c).0229
12 years ago
a)1, 1, 0, 0, 0, 0 1, 0, 0 b)1, 1, -1, -1, 0, 0 1, -1, 0 c)0 d)12.6490
12 years ago
a)100 b)9.1287 c)0.851
12 years ago
m<AOC=7x-2, m<DOC=2x+8, m<EOD=27 find the value of X
12 years ago
Thanks, Walter DE
12 years ago
Thanks to stat001,
12 years ago
9 1 10 4 11 1 13 1
12 years ago
thanks argonaft plz do post others if you come up with the answers
12 years ago
Help for Q. No 6
12 years ago
6 then I will help with 5, 9 and 12
12 years ago
Leave it.. Its not good to discuss exam questions outside. I don't know how i reached here.. i just realized i don't need course certificate, if I'm not worth it. So, I will try to solve it myself. You do too.. :)
12 years ago
Convection
12 years ago
How do you know that the NaCl has 100 ml. How much volume does the water which is also a product have?
11 years ago
0.04m + F = 12
11 years ago
1.a 2.d 3.d
11 years ago
Thanks for your help
11 years ago
Oh ok I understand now so I would say 1.a 2.a 3.c
11 years ago
I think d because a broadcaster uses a microphone
11 years ago
sorry, didn't mean to post twice lol computer glitched XD
11 years ago
paired test hard
11 years ago
Please can someone help?
11 years ago
i think that 1. They could trade the things they dig, find and then sell it. 2. They could make materials from the trees they find, etc., and sell them.
11 years ago
thx, but what about the land?
11 years ago
4x+2=3x+9 Move 3x to the other side so it will become -3x ( 4x-3x) same with the constant number ( 9-2) . Just combine the constant and the number that has coefficient. Solution: 4x+2= 3x+9 4x-3x=9-2 X=7
11 years ago
I ended up with the wrong answer can I ask what I did wrong? So I got the dHrxn which I found to be -1,679.54 I then determined the limited reagent was indeed F2 and that it produced .1 mol of CF4 I then divided -1,679.54 by .1 to get -16,795.4 and conver...
10 years ago
Thank you I ended up solving it right after I posted this. I wasn't factoring in the mas of the rod.
10 years ago
This is still not correct. I do not know what I am doing wrong
10 years ago
14. D 15. B 16. D 17. A 18. A 19. C 20. D
10 years ago
so 14-17 is wrong ?? and if so can you help me because i did read my book i mean read i couldn't find it and i am a A an B Enroll student so can you please help I need help.
10 years ago
Is 17. D
10 years ago
is 16. C
10 years ago
i know 16 is A and is 14 B or A
10 years ago
is the answer A
10 years ago
No aneer
10 years ago
Charge Q = 233 C Time t = 1.25 minutes = 1.25*60 = 75 sec Formula for Current I = Q/t I = 233 / 75 = 3.107 A The amount of current that was used is 3.107 A.
10 years ago
Length of current carrying wire l = 0.504 m Current through wire i = 62.1 A Consider perpendicular external magnetic field with magnitude 0.203 T.[ Not given in problem , so we considered ] External magnetic field is perpendicular θ = 90º Magnetic field o...
10 years ago
Charge Q = 25.1 C Time t = 6.49x10-3 sec Formula for Current I = Q/t I = 25.1 / (6.49x10-3) = 3.867 x 103 A The current during this lightning strike is 3.867 x 103 A.
10 years ago
help please... im so stuck.. i need help...quickly
10 years ago
so how many large cupcakes would that be?
10 years ago
it would be 62... for the people looking for the answer.. your welcome.. i care
10 years ago
i think its france (several other sources say france)
10 years ago