Water vapor is placed in a balloon and cooled to 50°F. As the water vapor cools it begins to condenses into liquid and the balloon deflates. Which statement best describes how the mass changes during this process?

explanation: it gains negative electrons, therefore becoming negatively charged. as charge cannot be created, nor destroyed, only transferred, this leaves the wool positive. now that they have opposite charges, the two items attract.

answers: to make sure that all of the broken pieces of tablet were added to the water, to allow for fair comparison of all three trials, with different particle sizes to avoid experimental error

bcde is the incorrect answer it is a