Explain why the production of a gas doesn't always mean a chemical reaction has occurred

N2 (g) + 3H2 (g) → 2NH3 (g) + 22,000 cal

Summarize how seeds are disperse (moved around or spread)

Why are cells important?

Which containe the most moles: water, aluminum, salt, baking soda

What evidence is there that electrons move around in definite pathways around the nucleus? What evidence is there that electrons m

What is the name of a compound that has the formula C6H6

A 8.53 g sample of BaCl2 barium chloride is reacted with silver nitrate to produce silver chloride and bariums nitrate to give 8.72 g of silver chloride.

How does water vapor get into the atmosphere?

Which statement a-d about a state function is not correct? A - the value of a stage function can change along a path. B-the final value of a state function is independent of the path taken to reach the final state.

100mL of water initially at 35°C is placed inside a calorimeter. What will be the final temperature in the calorimeter if 50g of aluminum initially at 100°C is added to the water?