What method will speed up a chemical reaction? a. apply heat b. avoid grinding the substance c. decrease the concentration of the reactants

What are the similarities of physical and chemical change ?

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?

The number at the end of an isotope’s name is the number.