Answer:
x represents an electron and y represents a proton and a neutron.
Explanation:
electrons are the smallest particle in an atom and protons and neutrons are a lot larger. thats why only protons and neutrons are weighed in atomic mass. electrons are too small to make a difference in the atom's weight.
Answer: Heat engines convert chemical energy to mechanical energy
Explanation:
Answer:
This might not be right but i think it is "Speedway Coasters, Inc., reserves the right to exact a $50.00 fine"
Explanation:
Answer:
its 1/2 the mass of the object times by its velocity ^ 2