A 7.0-liter balloon at room temperature (22C) contains hydrogen gas. If the balloon is carried outside to where the temperature is -3.0C, what volume will the balloon have?
a.-0.95L
b.6.5L
c. 7.7L
d.86L

What are the major products produced in the combustion of c10h22 under the following conditions? write balanced chemical equations for each. a. an excess of oxygen b. a slightly limited oxygen supply c. a very limited supply of oxygen d. the compound is burned in air

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17

A40 kilogram skier starts at the top of a 12 meter high slope. at the bottom, she is travelling 10 meters per second. how much energy does she lose to friction