Heather just drank 40.0 grams of water (h20). how many moles of water did she just drink? o a. 2.22 moles b. 45 moles o c. 40.0 moles o d. 0.45 moles o e.720 moles

This question begins with something, you should know: molar mass from water is aproximately 18 g/m, so if 18 grams of water are contained in 1 mole, the 40 grams occuped 2.22 moles. As you see, opcion a is the best!

Explanation:

answerlinnaeus;