What happens to the density of a box full of leaves if you crush up all the leaves and place them in another box

A the density increases

B the density stays the same

C the density decreases

D the density first decreases, then increases

A rocket can fly into space because? A. when it is launched, the hot exhaust gases hit the ground and push the rocket forward. B. the rocket pushes the exhaust gases backward, and there is an equal and opposite reaction pushing the rocket forward. C.

The atomic masses in the Periodic Table are not integral numbers. For example, carbon is listed as 12.011 amu instead of 12.000 amu. Why?

A 1.205 g sample mixture of lithium hydrogen carbonate is decomposed by heating. If they mass loss is 0.275g, what is the percentage of LiHCO3 in the unknown mixture?

Which is a compound? Sodium sea water carbon dioxide brass

What three important factors contribute to the United States' high GDP

How are real gases different from ideal gases?

Which one doesnt belong in the list below? A. a meter B. one liter C. One centimeter D. one kilometer

Which elements did curies discover

When rubidium metal is exposed to air, two atoms of rubidium, Rb, combine with one atom of oxygen. If 1.98 grams of rubidium is exposed to air, what will be the mass of the product in grams

Fission reactions can get of of control without what taking place?