The first one is wrong because water has a ph level of 7.5. the second one is correct because the molecules in the liquid expand until it reaches its freezing point. the third one is wrong because liquids are less dense than solids. the fourth one is wrong because water dissolves into water.
answered: Guest
Idid the calculation and i get 875,000,000 which can be written as 8.75 x 10^6?
answered: Guest
Because a model would make the investigation easier to understand
Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?