How many grams of sodium chloride (NaCl) are needed to prepare 2.0 L of a 1.5 M solution? a) 1.3 g
b) 29.3 g
c)87.8 g
d)175. 5 g

What overall charge must all compounds have

If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction