yo
Popular questions and responses by yo
physics
A 700N 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
asked on August 10, 2011 
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
asked on July 15, 2012 
History
Which of the following statements best describes the purpose of the checks and balances system A) The checks and balances system was designed to make sure that each branch of government knew everything about the other two branches were doing at all times.
asked on May 27, 2019 
yoyo
At room temperature, 20° C, water (H2O) is a liquid and oxygen (O2) is a gas. Based on kinetic molecular theory, which answer best explains the states of the two fluids? a The particles in the liquid have greater kinetic energy than the particles in the
asked on November 14, 2017 
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?
asked on February 26, 2017 
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
asked on April 15, 2011 
Math
julie started with 20 pieces of gum and gave away x pieces. conrad started with 35 pieces of gum and gave away twice as many pieces as julie did. how many pieces of gum did julie give away if they had the same number of pieces of gum left? a. 18 b. 5 c. 15
asked on November 5, 2019 
Math
game wardens use experiments to help determine the number of fish in a lake. Suppose 80 fish are caught, tagged, and released back into the lake. Two weeks later 120 fish are caught, 3 of which are found to have tags. Using this information, estimate the
asked on October 31, 2019 
math
You deposit $7,900 in a moneymarket account that pays an annual interest rate of 4.3%. The interest is compounded quarterly. How much money will you have after 3 years?
asked on December 3, 2013 
accounting
The following information is available for ABC Company for the year ended December 31, 1997: Ending Inventory …………………………. $7,500 Purchases …………………………………. 31,000 Transportationin ………………………….
asked on October 24, 2012 
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
asked on February 28, 2012 
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
asked on March 27, 2017 
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
asked on January 22, 2016 
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?
asked on April 3, 2015 
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
asked on March 12, 2014 
science
A box of groceries requires 5.0 newtons of force to lift it up 1.0 meter. How much work is done?
asked on May 26, 2011 
Chemistry
The rate constant, k, for each reaction order is equal to _____ from the linear plot. Reaction Order Answer zero ______ first ______ second ______ a. slope (m) b. yintercept c. xintercept d. negative of the slope (m) e. 0 i think zero order is maybe d?
asked on November 14, 2009 
Chemistry
Hi Dr. Bob, this is a chemistry question. I don't know how to go about solving this problem: What is the pH of the solution created by combining 11.40 mL of the 0.10 M NaOH(aq)with 8.00 mL of the 0.10 M HC2H3O2(aq)? Here's what I have so far: (0.10M
asked on October 28, 2009 
Math
A random sampleof size 40 is taken from a normally distributed population which has a mean mu and variance 3.5^2 . The sample mean is 16.5 . Test at the 1% level of significance the proposition that the population mean mu is qual to 15, with the
asked on March 25, 2020 
Math
A random sampleof size 40 is taken from a normally distributed population which has a mean mu and variance 3.5^2 . The sample mean is 16.5 . Test at the 1% level of significance the proposition that the population mean mu is qual to 15, with the
asked on March 24, 2020 
Math
Find the two square roots of 512i in the form a+bi, where a and b are real. Mark on an Argand diagram the points P and Q representing the square roots. Find the complex number of R and S such that PQR and PQS are equilateral triangles. How do you do the
asked on March 15, 2020 
Math
I'm not trying to get an answer for a test, but Ms. Sue, can you explain how to find the area of a circle, in your own words? Or somebody else can. Cause I don't want to cheat on my tests, I just need help.
asked on March 12, 2020 
math
An estate agent usually sells properties at the rate of 10 per week. During a recession, when mortgages are harder to get, he sells 63 properties over an eightweekend period. Using a suitable approximation, test at the 5% level of significance whether or
asked on February 25, 2020 
Math
Jen bicycles 180.2 miles every week. Which algebraic expression could you use to calculate the total number of miles Jen bicycles in w weeks? A. 180.2 + w B. 180.2w C. 180.2/w D. 180w + 2
asked on February 4, 2020 
Math
A random sample M1, M2,M3...M8 is taken from a population with unknown mean x. For each of the following, state wether or not it is a statistic, giving your reasons: a) (M3+M8)/2 b) (Summation of Mi)/n
asked on January 30, 2020 
Math
The whole area of five squares is 200 pc volume. If one square is 2 pc volume, what is the perimiter of volume pc put through five squares, not of the same volume, but as a pc inch?
asked on January 9, 2020 
Texas History
By 1835 tensions between Texas and Tejano settlers and the Mexican Government were started to boil. What is the name of the young lawyer whose arrest caused the disturbance at Anahuac and soon became a leader of the War Party? (A group of Texans and
asked on November 6, 2019 
science
A hypothesis is sometimes viewed as "just a guess". Why is this an inaccurate view?
asked on October 3, 2019 
science
If an organism meets all of the factors for being considered alive with the exception of the ability to reproduce, it can still be considered a biotic factor. true or false?
asked on October 3, 2019 
math
Fill in the blank: To obtain the graph of y=2x+0.2, you can start with the graph of y=2x and translate it ___________. A. 0.2 units to the right B. 0.2 units to the left C. 0.2 units up D. 0.2 units down Which of these functions has a domain of all real
asked on February 19, 2019 
science
1. Which of the following statements accurately describes the development of the geologic time scale? a. Scientists developed the geologic time scale by studying rock layers and index fossils worldwide. b. Scientists developed the geologic time scale using
asked on November 13, 2018 
biology
Name the type of viral infection shown in the cycle that includes stages 1>2>3A>4A I'm so lost can someone help?
asked on May 22, 2018 
math
A fisherman traveled in a boat from point N upstream. After having traveled 6 km, he stopped rowing and 2 hour 40 min after first leaving N, he was brought back to N by the current. Knowing that the speed of the boat in still water is 9 km/hour, find the
asked on March 27, 2018 
Physics
Suppose 11.0 g of ice at 10.0∘C is placed into 300.0 g of water in a 200.0g copper calorimeter. The final temperature of the water and copper calorimeter is 18.0∘C. 1)What was the initial common temperature of the water and copper? (Express your
asked on May 2, 2017 
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?
asked on February 26, 2017 
Math
Solve 93devidedby1/3+1=
asked on May 8, 2016 
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=60t30 (using Holland as the frame of
asked on May 7, 2016 
Finance
P173 (AvailableforSale 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
asked on March 18, 2012 
matematicas
(sinx)^2+cosx +1 = 0 , domain: [0,2pi) aydame por favor gracias
asked on December 20, 2011 
chemistry
what is some background on the ideal gas constant R
asked on December 15, 2011 
chemistry
what is some background on the ideal gas constant R
asked on December 15, 2011 
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.
asked on October 10, 2011 
history
The jointstock 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
asked on March 22, 2011 
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.
asked on January 26, 2011 
crk
the important value that helps in good human relation is a.humility b.love c.mercy d.giving
asked on October 10, 2010 
spanish
what spanish pronoun whould you use instead of saying mis companeros de clase?
asked on September 30, 2010 
science
when the depth of water increses the pressure also increases. explain with example?
asked on August 29, 2010 
physics
how long does it take a 19kW steam engine to do 6.8x10^7 J of work?
asked on February 28, 2010 
8th grade
How Does a rodeo star get around
asked on October 6, 2009 
MATh
What is the square route of x Times 3 ifx is equal to 5 cubed? Then triple the answer
asked on February 9, 2008 
bi
In an action potential, what ions are entering or leaving the cell during each of its phases.
asked on October 30, 2006

Trig
😄
posted on June 25, 2020 
Math
WTH IS THE ANSWER
posted on April 21, 2020 
Math
They would go into 5 groups
posted on April 1, 2020 
English
Duh! F u It's probably a teacher.
posted on March 16, 2020 
Chemistry
actually answer the question with the answer someone
posted on March 16, 2020 
English
Close** Sorry! Stupid autocorrect lol.
posted on March 12, 2020 
English
@HEALTHY PICKLE :D YAY  I got 16/26. You got lose though. Correct answers (Connexus): 1: Personification 2: The air was filled with the intense scent of many flowers 3: Lines 1 and 2 4: The flower patch is round and compact. 5: Smell 6: Joyous 7: A small,
posted on March 12, 2020 
Math
nnn
posted on March 7, 2020 
HELP 6
B
posted on March 6, 2020 
math
Thank you @Hi ! I got 5/5 ^^
posted on March 4, 2020 
social studies
This is what I wrote, I'm waiting for feedback tho: "NonArabs were treated as 2ndclass citizens regardless of whether or not they converted to Islam. If people that didn't believe in Islam they would have to convert, or pay a tax to continue beleiving
posted on March 4, 2020 
ElA / Who Knows if The Moons
1. A balloon 2. To a city in the sky 3. Where / it's always Spring_ and everyone's / in love . . . 4. Towers rising above churches I got 100% I promise!
posted on February 21, 2020 
Social studies
118 ha
posted on February 19, 2020 
SOCIAL STDIES HELP!!!!!
theyre still right 1 a 2 a, d 3 d
posted on February 19, 2020 
language arts
I love how this chat went from schoolwork, to just messing around. 😂😂
posted on February 14, 2020 
Social Studies
Thank you so much @serendipitii ! I got 100%
posted on February 13, 2020 
language arts
Sinful you’re a like saver
posted on February 6, 2020 
History Help
Does anyone have the answers for the whole test?!
posted on February 6, 2020 
math
In a different order**
posted on February 5, 2020 
math
All the tests are out of order. You should search one after at a time, because all these are probs wrong.
posted on February 5, 2020 
Math
So a is not a statistic and b is.
posted on January 30, 2020 
Math
Is it a arithmetic, geometric or neither?
posted on January 29, 2020 
geometry
What is this
posted on January 16, 2020 
geometry
Was good
posted on January 16, 2020 
Language Arts
Yep, I got 100%!! Sup is correct.
posted on January 16, 2020 
math
hello peoples is wrong I got 10/22 with his answers. I hate you
posted on January 3, 2020 
English
"SnoopyGirl" That's so corny lol for your sake please change your name.
posted on November 26, 2019 
Language Arts
But there is 10 questions on my quiz
posted on November 26, 2019 
ART
A D C NOT A B C
posted on November 21, 2019 
ART
he's right 1. A 2. B 3. C
posted on November 21, 2019 
PreAlgebra HELP!!!
Maydson I know you you go to my school I will tell on you you may not cheat!!
posted on November 20, 2019 
Physics
1 is a and 2 is a i believe
posted on November 5, 2019 
math
whats the answer???
posted on November 4, 2019 
math
whats the answer???
posted on November 4, 2019 
Math
F Person thank you Vixen
posted on November 4, 2019 
Math
sasuke is right, thank you :)
posted on November 1, 2019 
Math for Steve
is he correct
posted on October 31, 2019 
language arts
i think it's c a d c
posted on October 31, 2019 
Math
no, i understand it but i just kept on doing the math wrong. thank you!
posted on October 31, 2019 
social studies
servants, priests, scribes
posted on October 28, 2019 
History
yeah what was the answer ahh
posted on October 28, 2019 
Texas history
sooo what is it
posted on October 28, 2019 
check pls
I got 14/18 by using sweetiepie's answers so yeah
posted on October 22, 2019 
math
sup
posted on October 17, 2019 
Math
Hello. l0l 666
posted on October 9, 2019 
english
c c d b d c a c a c d d b a c b a c
posted on September 26, 2019 
language arts
Inca is wrong, gets you a 75% Right answers are: B D B C B C B C A D A A A B B D Your welcome ;)
posted on September 25, 2019 
ALGEBRA
haaaaaaa
posted on September 18, 2019