Question

You dissolve 1.50 grams of NaCI in 3.0 L of water. What is the molarity of the solution?

Answer 1

OK..we know that Molarity= NO.of moles of solute/ solvent in Litres

Answer 2

So what the molecular mass of NaCl?

Answer 3

58.44 g/mol

Answer 4

yeah..rite Take the number of gram and divide it by the atomic mass. Multiply by one mole for units to cancel.

Answer 5

Okay i got 87.6?

Answer 6

jst a sec..lemme calculate

Answer 7

okay

Answer 8

You MULTIPLIED instead of DIVIDING it,..:)

Answer 9

Okay so 38.9?