An aqueous solution of calcium bromide has a concentration of 6.30×10-2 molal. the percent by mass of calcium bromide in the solution is %.

If you explain it more through i will answer it : )

It is 4.92 e-4 sorry if i am wrong

So what you would do is go through and add 3 teaspoons(tsp) 6 times because of the 6 tablespoons(tbsp). which will give you an answer of 18. another way is to multiply 3x6=18.