Wednesday
September 28, 2016

Posts by Amie

Total # Posts: 111

chem
how do you solve for the combined gas law?..i ..I am very confused ..someone help by making it easier and clear since i am kinda slow.. ex.a sample of neon gas has a volume of 752ml at 25.0C. what will the volume at 50.0C be if pressure is constant
May 29, 2008

Physics
how is does that work? isnt there some formula to figure out the mass gain?
April 21, 2008

Physics
A cup of coffee with a mass of 300g is brewed using 9.5 x 10^4 J of energy. What is the mass gain of the cup of coffee from this heating?
April 21, 2008

Precalc HW (NO IDEA HOW TO SOLVE)
Low Earth orbiting satellites orbit between 200 and 500 miles above Earth. In order to keep the satellites at a constant distance from Earth, they must maintain a speed of 17,000 miles per hour. Assume Earth's radius is 3960 miles. a. Find the angular velocity needed to ...
November 19, 2007

Mathematics
Low Earth orbiting satellites orbit between 200 and 500 miles above Earth. In order to keep the satellites at a constant distance from Earth, they must maintain a speed of 17,000 miles per hour. Assume Earth's radius is 3960 miles. a. Find the angular velocity needed to ...
November 19, 2007

chem
For a double replacement reaction to occur, is it that one of the products must be insoluble and form a solid? There has to be some mechanism to remove the products from the reaction so that the reaction does not proceed in the reverse direction. Product needs to be removed: ...
March 19, 2007

chem
In the equation: 2Al+6HCl-->2AlCl3+3H2 Why is the hydrogen by itself instead of the chlorine? Al is above hydrogen in the activity series (sometimes called the electromotive force series); therefore, it replaces H. This is single replacement type reaction. Isn't Al ...
March 18, 2007

Geography
Number 8 is Lithosphere!
January 2, 2007

Geography
Ive got the same one!! Its solid! Never mind! Thank yoou Soooooooooooooooooooo much!!
January 2, 2007

Geography
Ive got the same one!! Its solid! whats the answer to 3?!!
January 2, 2007

physical science
A 200.0 kg astronaut and equipment move with a velocity of 2.00 m/s toward an orbiting spacecraft. How long will the astronaut need to fire a 100.0 N rocket backpack to stop the motion relative to the spacecraft? 100*timefiring= mass*changevelocity
August 30, 2006

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