How many atoms of HBr are in 45ml of a 2.9 molar solution

Why doesn't heat added to water make the tempature rise above 100c

Find the number of moles of argon in 364g of argon.

Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.