Question

Instructions for a chemical procedure state to mix salt, baking soda, and water in a 14:21:15 ratio by mass. How many grams of water would be required to make a mixture that contains 70 grams of salt?

Answer 1

75

Explanation:

If you take 70, the quantity of salt, and divide it by 14, you get the quantity of one part. Multiply that by 15 to get the quantity of water.