Nathaniel
Most popular questions and responses by Nathaniel
Chemistry
How much work (in J) is required to expand the volume of a pump from 0.0 L to 2.3L against an external pressure of 1.0atm ?
asked on December 3, 2014 
chemistry
If 1.00 mol each of carbon dioxide and hydrogen is initially injected into a 10.0L reaction chamber at 986 degrees Celsius, what would be the concentrations of each entity at equilibrium? CO2(g) + H2(g) „²„³ CO(g) + H2O(g) k = 1.60 for 986 degrees
asked on March 31, 2008 
math
The model of a new apartment building is 10 in, x 28 in x 18 in. the architect plans for the new building to be 144 times the size of the model. What will the volume and surface area of the new building be when it is completed? 10 x 18 x 28 = 5040 x 144^3
asked on March 27, 2015 
Physics
A ray of light of frequency 5.09 x 10^14 Hz passes from air into flint glass (n=1.6). a.) If the ray enters the flint glass at an angle of 30*, what is the angle of refraction? b.) What is the critical angle for a ray of light traveling from flint glass to
asked on June 12, 2006 
social studies
What is the difference between climate and weather?
asked on March 5, 2012 
Calculus
Sand is being dumped from a conveyor belt at a rate of 20 cubic ft/min into a pile the shape of an inverted come whose diameter and height are always the same. (a) Find the rate of increase of the height when the pile is 10ft high. This is a 2 part
asked on November 28, 2011 
Calculus
Hello, I posted a question earlier but now I'm stuck on the second part of the question. Please help me. Sand is being dumped from a conveyor belt at a rate of 20 cubic ft/min into a pile the shape of an inverted cone whose diameter and height are always
asked on November 28, 2011 
spelling
unscramble the sentence the was about one an west old outlaw film in
asked on November 29, 2014 
physics
A projectile is fired and lands t = 14 s later on the side of a hill, at a location 1400 m away horizontally and 420 m above its starting point. Find the projectile's initial horizontal velocity vx0 and initial vertical velocity vy0. Assume g = 10 m/s2.
asked on November 3, 2010 
Math
A student ticket to a flower show costs $6.00 plus a 5% handling fee. The local schools receive a special group discount. A scholl can determine the total cost of tickets by using the formula below. T = Total cost N = Nmber of tickets purchased D =
asked on July 23, 2008 
physics
A(n) 1.62 kg sphere makes a perfectly inelastic collision with a second sphere that is initially at rest. The composite system moveswith a speed equal to onethird the originalspeed of the 1.62 kg sphere. What is the mass of the second sphere
asked on February 8, 2012 
science
Ice erodes and deposits sedimebts to form ______ what? river beds? Glacial beds? I am not certain of the context here.
asked on January 11, 2007 
Physics
In a labratory experiment, a student measured the period of a swing for a 1 kg pendulum for varing lengths, as shown below. Length (m) Period (s) 0.05 0.30 0.20 0.90 0.40 1.30 0.60 1.60 0.80 1.80 1.00 2.00 a.) Deterine the period of a pendulm whose length
asked on June 12, 2006 
science
how many kinds of different kinds of measurements would you need to make in order to calculate the speed of something????
asked on January 6, 2011 
Calculus
Two sides of a triangle have constant lengths a and b, and the angle between them is theta. What value of theta will maximize the area of the triangle? so far i have the formula and the derivative. A=.5absin(theta) A'=.5abcos(theta) then i set the
asked on October 26, 2008 
Physics
Electrons are ejected from a surface with speeds ranging up to 6.0 x 10^5 m/s when light with a wavelength of 400 nm shines on it. a.) What is the work function of this surface? b.) What is the threshold frequency for this surface? c.) What is the
asked on June 12, 2006 
Physics
An electrostatic force of 5 N exists between two identical point charges, each of mass 0.01 g, placed 4 mm apart. a.) Find the magnitude of each charge. b.) One of these charges is placed into a magnetic field. Assuming that the charge has a speed of 50
asked on June 12, 2006 
math
graph y=2x and y=x squared what points do the graphs have in common? Describe how the graphs are different.
asked on May 25, 2009 
Math
If the pants are not on sale and there is a 6.25% sales tax, how much will Bill pay for the pants
asked on July 22, 2008 
Math
The Andromenia Spiral is a galaxy 2,200,000 light years from Earth. write this distance in scientific notation
asked on July 22, 2008 
math
10^(10log3) How to solve this???
asked on March 17, 2013 
physics
A rock is thrown horizontally from a bridge with a speed of 30.3 m/s. If the rock is 27.2 meters above the river at the moment of release, a)how long the rock is in the air? b)what is the horizontal distance to the point of impact from the point of
asked on November 3, 2010 
COM 220
What kinds of statistics, graphs, or illustrations could the author have included in the essay the communication collapse
asked on November 19, 2009 
7th grade civics
Why are federal judges appointed and not elected?
asked on October 14, 2009 
Math
Name a polygon that has 5 sides
asked on July 23, 2008 
math
A method for solving 5(x2)2(x5)=9 is shown below.Identify the property used as you continue from step 2 to step 3 1:5x102x+10=9 2:5x2x10+10=9 3:3x=0=9 4:3x=9 5:x=3
asked on November 25, 2017 
Physics
A 3 kg book is resting on a table. What force does the table exert on the book?
asked on November 7, 2016 
Physics
A ship is first seen on a radar screen to be 9 km east of the radar site. Some time later, the ship is at 18km northwest. What is the displacement of the ship from the first location it is seen at? 25.2 km (INSERT ANGLE HERE?!?) degrees north of west
asked on November 5, 2016 
Math
What is 15 more than onethird of a number (m)?
asked on February 18, 2014 
physics
What is the wind speed in m/s required to keep a great white shark suspended in midair during a summer day on the California beach? Details and assumptions Model the shark as a horizontal cylinder 6 m long and 1 m in diameter. The air is at a pressure of 1
asked on July 23, 2013 
math 3rd grade
The question is show how the commutative property of addition works using 2,3,and 5.
asked on September 25, 2012 
Math
do you mean 1/4 x y or 1/4 divided by y?
asked on October 11, 2010 
social studies
Scientists think adding CO2 to the atmosphere will affect the earth's climate. What effect is predicted?
asked on February 13, 2009 
Math
x over 4 equals 9.2 what is x
asked on July 23, 2008 
Math
Find the LCM of 12,24, and 30
asked on July 23, 2008 
Math
How many quarts are in 4.25 gallons
asked on July 23, 2008 
Math
A bag contains 5 red, 5 blue, 5 green, and 5 white marbles. Two marbles are drawn, but the first marble is not replaced. Find P(red, then blue)
asked on July 22, 2008 
Physics
A ship is first seen on a radar screen to be 9 km east of the radar site. Some time later, the ship is at 18 km northwest. What is the displacement of the ship from the first location?
asked on November 5, 2016 
math/science
need help to learn how to add unlike denominators? 5th grade
asked on November 19, 2013 
English
When writing a literary analysis on a book series, how to you denote the series title differently than the title of an individual book?
asked on January 17, 2012 
history
self made millionare who started door to door sales
asked on January 25, 2011 
math
what is 1 4/7 divided by 1 5/6
asked on December 6, 2010 
math
what is 1/3 + 1/3 = ?
asked on October 21, 2010 
Math
Ineed to find out, one fourth of y. I think is 1/4 not sure! Thanks
asked on October 11, 2010 
math
find the base of a triangle whose height is 1.7 feet and whose area is 1.87ft2
asked on July 23, 2008 
Physics
A ship is first seen on a radar screen to be 9 km east of the radar site. Some time later, the ship is 18 km northwest. What is the displacement of the ship from the first location it is seen at?
asked on November 5, 2016 
english
what are some sub details in education
asked on November 24, 2009 
math
a person climbs to the top of the mountain at a rate of 1.5 kl/hr and down the same way at at rate of 4.5 kl/hr. If he was gone for 6 hours, how far did he travel from the top of the mountain ?
asked on September 17, 2009 
mathcalc
Two sides of a triangle have constant lengths a and b, and the angle between them is theta. What value of theta will maximize the area of the triangle? so far i have the formula and the derivative. A=.5absin(theta) A'=.5abcos(theta) then i set the
asked on October 26, 2008 
Math
a can of tennis balls has a height of 12 inches and a radius of 1.5 inches. What is the volume of the can to the nearest tenth
asked on July 23, 2008 
Math
Write the number that is 19% of 70
asked on July 23, 2008 
Math
Find the area of a parallelogram with a base of 6.2 meters and a height of 9.3 meters. round the the nearest tenth
asked on July 23, 2008 
Math
find the interest to the nearest cent on a principal of $1,000 borrowed at a rate of 12.5% annually for 3 years
asked on July 22, 2008 
Math
Bob turned on the air conditioning, and the temperature decreased 8 degrees. write an integer to represent the drop in temperature.
asked on July 22, 2008 
Math
If pants are on sale for 30% off, how much will pay if the pants are $19.95
asked on July 22, 2008

Math
Q#1:Your pickup truck weighs 4200 pounds. Write an inequality to represent the number of pounds your truck can carry and still qualify as a passenger vehicle. Then solve the inequality. A:Your truck can carry at most 4,300 pounds. Q#2:A cubic yard of sand
posted on March 20, 2019 
English
Against for the motion
posted on February 8, 2019 
Please help with drivers education
How about... no Mrs. Teacher lol
posted on October 17, 2018 
Language Arts
i need help with the essay
posted on May 29, 2018 
math help !
i need answers to the whole functions unit test.
posted on May 29, 2018 
Math
its A, goes up by 11.
posted on May 21, 2018 
math
is there a width provided?
posted on May 21, 2018 
algebra
y = 2x6 y represents Lisa's age. x represents Chris'.
posted on November 5, 2016 
Physics
How did you determine the angle?
posted on November 5, 2016 
Spanish
B looks correct, yes. A is misspelled, C unconjugated, and D misspelled.
posted on November 5, 2016 
chemistry
1367
posted on July 14, 2016 
5th Grade Math
42 24/25
posted on January 28, 2015 
Physics
1.895214166 s
posted on October 30, 2014 
math
do u know how I could find this in a way that creates a fractional form?
posted on March 18, 2013 
math
would a negative in front of the log cause this?
posted on March 18, 2013 
Physics
0.0075m
posted on January 28, 2013 
math
thank you =D
posted on December 6, 2010 
Math
thanks =D
posted on October 11, 2010 
math
Measure the distance of the diagonal (from one corner to the opposite corner) of the screen on your computer monitor to the nearest tenth of a centimeter or sixteenth of an inch. Measure the height of the screen along the vertical as well. Use the
posted on July 30, 2009 
Math
thanks
posted on July 24, 2008 
Math
Thank you for everything
posted on July 23, 2008 
Math
ok
posted on July 23, 2008 
Math
120
posted on July 23, 2008 
Math
would the answer be squared at the end
posted on July 23, 2008 
Math
sorry i meant 57.70m2
posted on July 23, 2008 
Math
58.70m2
posted on July 23, 2008 
Math
58m2
posted on July 23, 2008 
Math
17 quarts
posted on July 23, 2008 
Math
Pentagon
posted on July 23, 2008 
Math
375
posted on July 22, 2008 
Math
k
posted on July 22, 2008 
Math
Thanks
posted on July 22, 2008 
critical thinking
how can a person distinguish between the prejudicial and nonprejudicial use of rhetorical devices
posted on February 27, 2008