Thursday
November 20, 2014

Posts by n


Total # Posts: 58

physics
A box has a mass of 0.345 kg. It is on a very smooth (frictionless) horizontal surface and is acted upon by a force of 3.76 N at an angle of θ = 57.1° with the horizontal. The magnitude of the acceleration of the box is m/s2?
October 2, 2014

physics
a block of mass 3 kg rests on a smooth table and connected to another block of mass 2 kg, after passing over and ideal pulley, the block of mass 2 kg is released. how long does it take the block to travel 80 cm
August 12, 2014

Grammar
Thank you!!
July 13, 2014

Grammar
What kind of paragraph is this? Descriptive, Narrative, or Expository? The place I would like to visit most is heaven. Having the opportunity to be in a place with no sickness, suffering, or misery would be paradise. To eat dinner with Jesus Christ would be like a dream come ...
July 13, 2014

Chemistry
A sample of nitrogen occupies a volume of 300ml under a pressure of 380 torr at -177C. What would be the volume at STP? I know the answer is 430mL but I don't know which equations to use to formulate the calculation.
May 1, 2014

Help Ms.Sue!!! Social Studies
wrong
May 1, 2014

Physics
A charge q1 of -5.00*10^-9C and a charge q2 of -2.00*10^-9C are separated by a distance of 40.0cm. Find the equilibrium position for a third charge of 15.0*10^-9C
April 22, 2014

chemistry
The breakdown of p-nitrophenylphosphate at pH 2.6 is a first order hydrolysis process.. a) 12.5mmol of NPP were dissolved in 200mL of water at 77degrees celcius after 50mins the amount of NPP dropped to 10mmol. Calculate the average rate of this reaction and the rate constant ...
April 12, 2014

Algebra Question~!
I must ask Reiny, why must they give us the answer? From my understanding this site is merely to help people acquire the answer by giving the helpful hints about how to solve the problem, not provide it to them.
March 15, 2014

MATH
2BOYS:7GIRLS=5BOYS:?GIRLS OPTIONS ARE 24,25,124,15 PLEASE CALCULATE IT.
March 3, 2014

MATH
2BOYS:7GIRLS=5BOYS:?GIRLS PLEASE SOLVE IT. OPTIONS ARE 24,25,124,15
March 3, 2014

MATH
2BOYS:7GIRLS=5BOYS:?GIRLS. PLEASE SOLVE IT
March 3, 2014

science
if you have two samples of the same volume. the mass of sample A is higher than that of sample B. which sample has the greatest density?
February 16, 2014

combinatorical mathematics
Is this from brilliant?
December 9, 2013

physics
A stone is dropped from rest at the top of a mine shaft. It takes 58 s for a stone to fall to the bottom of a mine shaft. How deep is the shaft? The acceleration of gravity is 9.8 m/s2 .
October 27, 2013

Math 3rd grade
1500 and 200
October 4, 2013

Math
The m angle is 30 times more than twice angle B. If angle A and angle B form a linear pair find the measurement of both angles.
September 8, 2013

English
I'm working on a complements assignment, and I understand what they are, but I'm a little thrown off by something: Take the sentence, "At first this Saturday had been a warm, sunny day." Saturday is the subject, had been is the verb phrase, and the complement...
August 19, 2013

Calculus
Thank you very much
July 17, 2013

Calculus
How would you go about finding the derivative of y=1/(3x^2)-5/(2x)?
July 17, 2013

statistics
what
June 23, 2013

Algebra
stop cheating
March 12, 2013

World history; HELP
how did nationalism shape the development of europe in 1800
February 27, 2013

Maths
9
February 19, 2013

physics
A 0.10 kilogram ball dropped vertically from a height of 1.0 meter above the floor bounces back to a height of 0.80 meter. The mechanical energy lost by the ball as it bounces is aprox. a. 0.080 J b. 0.20 J c. 0.30 J d. 0.78 J
January 28, 2013

math
In an electrical circuit, the current passing through a conductor varies inversely with the resistance. Suppose that when the current is 2A (amperes), the resistance is 115ohms. What is the resistance when the current is 5A ?
November 7, 2012

math
In an electrical circuit, the current passing through a conductor varies inversely with the resistance. Suppose that when the current is 2A (amperes), the resistance is 115ohms. What is the resistance when the current is 5A ?
November 7, 2012

math
In an electrical circuit, the current passing through a conductor varies inversely with the resistance. Suppose that when the current is 2A (amperes), the resistance is 115ohms. What is the resistance when the current is 5A ?
November 7, 2012

math
nevermind i got the answer (:
September 4, 2012

math
complete the pattern starts at 0.22 _ _ _ ends at 0.84 fill in the blanks
September 4, 2012

math
10
August 21, 2012

Chemistry
This is all wrong.
April 20, 2012

Organic Chemistry
Design a procedure to separate a mixture of alcohols containing methanol, ethanol, 1-pentanol. Explain, with references to intermolecular forces, why this separation method is effective in this situation.
March 27, 2012

chemistry
0.001
March 19, 2012

Math
edfd
February 29, 2012

math
Thank you so much!
February 24, 2012

math
what is the process for solving the following question? John is 72 inches tall and casts a 40 inch shadow. A monument casts a 24 foot shadow. How tall is the monument?
February 24, 2012

English
nist.gov/pml/wmd/metric/upload/1136a.pdf You can try checking this out for the metric system i'm doing the same thing. copy and paste?:p
December 6, 2011

Introduction to Psychology
psychophysis
November 8, 2011

chemistry
When hydrazine (N2H4) is burned in a 259-g brick container, the temperature of the brick increases by 5.13 C. Calculate the quantity of heat released in this reaction. The specific heat of the brick is .840 J/(g C)
October 20, 2011

calculus
kn
October 9, 2011

Chemistry
That's not a balanced equation. It should be Cu + 4HNO3 ==>Cu(NO3)2 + 2NO + 2H2O
September 11, 2011

math
A reciepe for tomato and pasta salad calls for 32 ounces of tomatoes and 4 cups of pasta.the recipe makes 8 Servings.If you only wnat to make enough for 2 servings, how much of each ingredient should you use/
September 1, 2011

statistics
half.
February 20, 2011

physics
a. 1036116.914 b. 2592645.689
November 8, 2010

college
Q. A soccer ball is kicked from the ground. When it reaches a height of 5.74 m, the velocity is v=5.86i+7.50j m/s. a) Determine the maximum height that the ball reaches. b) Determine the total horizontal distance travelled by the ball. c) What is the speed of the soccer ball ...
October 17, 2010

AP US Government
What features of the Constitution make it difficult for government to do or achieve anything? Why were they included? *That is the question, but I am completely lost on how to answer it.
September 15, 2010

math
factor 6x^2+17xy+12y^2
June 18, 2010

science
a 50kg crate is lifted to a height of 10 meters how much potential energy does the crate have after being lifted?
June 18, 2010

biology
lmao
April 26, 2009

math word problem
Would that equal out to be 21 cents somehow?
March 3, 2009

math word problem
The city council has decided to add a 0.3% tax on motel and hotel rooms. If a traveler spends the night in a motel room that costs $55 before taxes, how much will the city recieve in taxes from him?
March 3, 2009

math
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take for the to pain the house together?
March 3, 2009

Chemistry
x2 or square it?
October 28, 2008

Chemistry
What is the diameter of a potassium atom?
October 28, 2008

Physics
jk
March 26, 2008

help me for this stupid worksheet
Thx this helped A-lot!!
January 31, 2007

1st grade homework question
cvbx
December 11, 2006

Pages: 1

Search
Members