According to the kinetic molecular theory, which of these statements is NOT true? A. There is no attraction between particles of a gas. B. Only particles of matter in the gaseous state are in constant motion. C. The particles of a gas collide with each other and with other objects. D. Most of the volume of a gas is just empty space.

An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.

I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?