Calculate the density of oxygen, O2, under each of the following conditions: STP
1.00 atm and 35.0 ∘C

What type of reaction is zn + cucl2 → cu + zncl2?

An atomic nucleus is composed ofa)protons. b)protons and neutrons. c)protons and electrons. d)protons, neutrons, and electrons.

Me soon im confused much mass would a mole of hydrogen molecules contain? recall that hydrogen is diatomic. g/mol