A wave.
Scientists now recognize that light can behave as both a particle and a wave.
I believe the answer is A.
Answer:
The majority of the molecules move from higher to lower concentration, although there will be some that move from low to high. The overall (or net) movement is thus from high to low concentration.
hope this helps!<3
Answer:
direct effect
Increasing the pressure increases the boiling point and decreasing the pressure decreases the boiling point
17, to be neutral it has to have equal number of protons and electrons
