This is for a big grade help i really need it the question is. You put 2 drops of water, each with a mass of 0.42 g onto a piece of paper and tip the paper so they roll into each other and form a single blob. The average atomic mass for water is 18. Write answers to the following questions.
What is the mass of the water blob after the collision?
How many Moles of water are there in the blob?
How many water molecules are there in the blob?