How many grams of ammonia (NH3) can be produced from 6.71 g of H2 according to the following chemical equation? 3 H2 + N2 + 2NH3
Provide the answer with 3 or more significant figures.

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?

No copying 15 pts how does a free-body diagram tell you about the net force on an object?

Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!