What is the percent by mass of NaF in a solution that contains 15.8 g NaCl per 1000.0 g of water?

Enzymes affect the reactions in living cells by changing the

How many moles of bromine are needed to produce 3.23 moles of potassium bromide

The diagram shows the relationship between scientific disciplines.the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a.physics b.biology c.chemistry d.metallurgy