Thursday
May 5, 2016

# Posts by chiara

Total # Posts: 8

Physical Science
Nevermind, I got the answer...I think
November 1, 2015

Physical Science
An astronaut in a spacesuit has a mass of 100 kilograms. What is the weight of this astronaut on the surface of the Moon where the strength of gravity is approximately 1/6 that of Earth?
November 1, 2015

Chemistry
Would gravimetric analysis or colorimetry be more accurate when calculating the percentage yield of a precipitate?
July 21, 2015

Math
Hi,need lots of help.Whole page
February 5, 2014

Chem ASAP
For voltaic cell notation how do you know when to include Pt(s) and when not to.... Need help ASAP... test tonight!
April 21, 2011

calculus
For trigonometric substitution to solve the above integral, fill in the blanks below using the picture of the triangle given. integral (x^3)/(sqrt(25+9x^2)) dx / l / l / l / l / l / l / l / l / l side A / l / l --------- side B *** sorry hard to draw on the computer side a=3x ...
April 19, 2011

Chemistry
The equilibrium system N2O4(g) 2NO2(g) was established in a 1.00-liter vessel. Upon analysis, the following information was found: [NO2] = 0.500 M; [N2O4] = 0.0250 M. What is the value of Keq?
March 18, 2011

science
a shell is fired from the cannon. the shell of mass 30kg is shot with an initial velocity of 30m/s. what is the momentum of the cannon just after the shell is shot ?
April 14, 2010

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