if 4.50 g of the unknown compound contained 0.150 mol of c and 0.300 mol of h, how many moles of oxygen, o, were in the sample?

When your working with the passage-based reading questions on the psat do all of the following except. a)make sure you read each question throughly. b) try to answer each question before you look at the answers. c) plan to spend most of your time reading the passage. d) make sure your answer choice is the most correct number me

Dan runs a busy desktop-publishing company. his company want to increase its exposure, so it runs a new a new promotion each week. the tool dan most likely choses to publicize this is a promotion is a

Just to let yall kn0w im goblin gang ghost boy k ya feel me any ghost slide on me its over no vampires either i got garlic on deck