ANSWER:
B. Mass and Speed
Why:
Because
Kinetic energy is proportional to the square of the velocity. If the velocity of an object doubles, the kinetic energy increases by a factor of four. Kinetic energy is proportional to the mass.
Answer:
Zn(s)+ 2HCl(aqu) ------Zncl2 + H2(g)
Explanation:
the zinc react with hydrochloric acid to displace hydrogen from the solution of acid and form chloride of salt
Dang well get that app that you take a picture of then bam your answer good luck dude.
Ice is a solid. Water is a liquid. Water vapor is a gas.
11 × 44 = 484 g
mol × molar mass
