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Posts by YO

Total # Posts: 119

physics
help

Math
This is hard and I don't get it at all.

Math
This table shows the number of hours Harry spent watching television and the hours he spent doing his homework on three days last week. hours of tv: 1.5 2 3 hours of homework: 2 1.5 1 What kind of relationship do these data appear to have? A. Directly proportional. B. ...

Social studies
I got 100%!thanks a lot!

Chemistry
A forensic scientist is given a white substance that is thought to be cocaine. The substance is found to have a percent composition: 49.48% C, 5.19% H, 28.85% N, and 16.48% O. What is the empirical formula for this substance? Is it cocaine?

EMpirical and Molecular Formula
A forensic scientist is given a white substance that is thought to be cocaine. The substance is found to have a percent composition: 49.48% H, 5.19% H, 28.85% N, and 16.48% O. What is the empirical formula for this substance? Is it cocaine?

Social Studies
C c A A D I just got 100%!!

american goverment check answers
please be respectful. thats not nice. you come here looking for answers. Be grateful.

Algebra
4 + 5x less than or equal to 26 1. Subtract 4 to 26 = 22 2. Divide 22 by 5 3. X less than or equal to $4.40

Algebra
$4.40

Algebra
16

chemistry
Happy baddeyyy!

chemistry
Ty

Math
Solve 9-3devidedby1/3+1=

differential calculus
you are wrong. the answer is 3 hours and was achieved by taking the anti-derivative like I said. Beth's distance is 60t+30. To get Alvin's distance you must take the anti-derivative (10t^2 +40t +C) C=0. Then set the equations equal to each other and solve for t. t= 3...

differential calculus
Beth leaves Muskegon, 30 mile north of Holland, traveling at 60 mph. Alvin leaves Holland traveling north at V=20t+40 mi/hr. When will Alvin pass Beth? How far from Holland will they be? :I think Beth's distance is d=60t-30 (using Holland as the frame of reference). Should...

HISTORY HELP plsssssssss
I'm pretty sure 99.9% the answer is A. Can you tell me if you got that right?

Health
1. A 2. C 3. A, B, D. I got 100%

Math, Please check answers
This helped me a little.. thanks

kendy
a and d

algebra
mary had 25000 dollars to invest. she invested part of that amount at 3% annual interest and part at 5% annual interest for one year. the amount of interest she earned for both investments was 1100. how much was invested at each rate

Science 8
pacman is correct if you go to connections

Health. Please check answers
The answers are all B. I just took it and got 3/3 100%

Chemistry
WAS UP

Chemistry
yo

American Government
It's either C or D, but beyond that I can't help you. Ms. Sue is gonna hate me for narrowing it down :/

Drama
Wow) Is correct for the connetions academy Scrooge quick check on unit 3 dramatic transformations lesson 4

Drama
D D D C A is 100% correct. Thanks!

Language Arts
(hi) is correct if you are in seventh grade connections academy unit 3 dramatic transformation's lesson 2 quick check

chemistry
How many particles are there in a mole of nitrogen dioxide molecules? How many total atoms are there in a mole of nitrogen dioxide molecules?How many nitrogen atoms? How many oxygen atoms?

Math check
1c 2b 3d 4b 5d connexus

Art
it is C

Art
Pancake is right !! ;)

Science
cause

algebera
ITS B A A A B

Physics
I don't know

Language Arts
Pacman is right I got 100%

language arts
Thank you Callie!! I got a 100% as well!!!! :)

Johnny Tremain
Thx PacMan!

Language Arts 8A
so what were the answers?

Geometry
This answer does not help in anyway, just answer the question

trig
search up nelson function 11 solutions to see the full solution in pdf

science(check answers)
4 is d

math patterns and rules
write a rule for the sequnce. 3,-3,-9,-15 a.start with 3 and add -6 repeatedly b.start with -6 snd add 3 repeatedly c.start with 3 and add 6 repeatedly d.start with 3 an subtract -6 repeatedly

Biology
Yes this helped. Thank you who ever you are!

S.S
answers are c for 1 d for 2 b for 3

S.S
lol, you go to connexus ? I was hoping someone could have answered that question

math
You deposit $7,900 in a money-market account that pays an annual interest rate of 4.3%. The interest is compounded quarterly. How much money will you have after 3 years?

Social Studies
100% correct! Great job!

Math
If 3 pieces is 1/4 of the whole pizza, then how many pieces makes us 4/4 of the pizza?

Science- Radioactive Dating
Emz answers are correct. I got a 5/5 100% A.

Math
Thanks for the answers!

POETRY, PART 2
#4 is A

MATH
what are the answers please i'm failing this class and can't fail

Math
d doesnt = 12 because to subtract the 2 equations you would get 12d=18 then you whould have to devide and find that d=1.5

maths
1500

math
10,400

accounting
The following information is available for ABC Company for the year ended December 31, 1997: Ending Inventory …………………………. $7,500 Purchases …………………………………. 31,000 ...

ENGLISH
C d a

college physics
that did not help at all

Math
Pick any two number to workout

CHEMISTRY
WHAT IS THE COMPLETE STRUCTURAL FORMULA AND NAME FOR CH3CH2CH2CH(CH3)CH3 2. CH3CH(C2H5)CH2CH3 3. CH3CH2CHCLCH2CH2CH2CH2Cl 4. CH3CH2CH2CH2OH 5. CH3CH2CH2CH2COOH 6. CH2=C(CH3)CH2CH(CH3)CH3 7. (CH3)2CHCl 8. CH3C(CH3)2CH2C(CH3)2CH2CH2CH3 10. CH3C(triple bond)CCH3

Algebra
heyes

Finance
P17-3 (Available-for-Sale Investments) Cardinal Paz Corp. carries an account in its general ledger called Investments, which contained debits for investment purchases, and no credits, with the following descriptions. Feb. 1, 2010 Sharapova Company common stock, $100 par, 200 ...

math
A traffic engineer plans to estimate the average number of cars that pass through an intersection each day. Based on previous studies the standard deviation is believed to be 52 cars. She wants to estimate the mean to within ± 10 cars with 90 percent confidence. The ...

matematicas
(sinx)^2+cosx +1 = 0 , domain: [0,2pi) aydame por favor gracias

chemistry
what is some background on the ideal gas constant R

quimica
what is some background on the ideal gas constant R

physics
yo

stats
MINOOOOOOOOOOO

trig
Consider the angle in standard position whose measure is radians. The terminal side of this angle is in the third quadrant and lies on the line given by y=10x. Find sin and cos.

College Physics
This is wrong

physics
zero

survey of mathematics
answer: 7

physics
Forgot to mention is that the answer for unit is J

physics
A 700-N man jumps out of a window into a fire net 10 m below. The net stretches 2 m before bringing the man to rest and tossing him back into the air. What is the spring constant of the net? What is the velocity just before hitting the net? (hint: Use cons. of energy twice)

Chemistry
Yo

Physics
35

science
A box of groceries requires 5.0 newtons of force to lift it up 1.0 meter. How much work is done?

Chemistry
yay

statistics
According to the book Are yoy Normal?, 40% of all US adults try to pad their auto insurance claims to cover their deductible. Your office had just received 128 in insurance claims to be processed in the next few days. What is the probability that half or more of the claims ...

freedom similes and metaphors?
Freedom is like a dog without a leash

history
The joint-stock company, in which individuals invested and profited in proportion to the number of shares purchased, was the principal instrument of England's overseas expansion. True False [] Question #6 [] TrueFalse [][]Note to teacher: Note from teacher:

Science
Cool

math
No idea...workin on the same problem.

Calculus
P(t)= 1600^(0.016t)

physics
A 7.9 kg object undergoes an acceleration of 2 m/s2. What is the magnitude of the resultant force acting on it? Answer in units of N.

PHYSICS
9.80

Grade 11 math - HELP!
yolo

physics
Volume= l * W *h in meters Velocity= 2.4 m/s Area= (pi)(r^2) Flow rate= Velocity times area Time= Volume/Flow Rate

Chemistry
deltaG= -nFEcell n= number of electrons transferred in the reaction 3Mg= 3Mg+2 + 6e- 2Al+3 + 6e- = 2Al n= 6 F= faradays constant= 96500 J/V mol e- Ecell= Ecathode-Eanode Cathode: Al+3 + 3e- = Al E= -1.66 V Anode: Mg+2 + 2e- = Mg E= -2.37 Ecell= -1.66 - -2.37 Ecell= .71 deltaG...

Math
use physics

Math
BEAKFEST

crk
the important value that helps in good human relation is a.humility b.love c.mercy d.giving

spanish
what spanish pronoun whould you use instead of saying mis companeros de clase?

chem
bc adding solute to soln decreases the freezing pt.

science
when the depth of water increses the pressure also increases. explain with example?

physics
I tried that and I'm still not getting the right answer. Any other suggestions?

physics
how long does it take a 19kW steam engine to do 6.8x10^7 J of work?

chemistry
hhhhhhhhhhhhhhhhhhhhhhhhhhiiiiiiiiiiiiiii

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