Answer:
<u> </u>H2 + <u>2</u><u> </u> Cl2 = <u>2</u><u> </u> HCl2
To find the number of neutrons, subtract the number of protons from the mass number. number of neutrons=40−19=21.
M=f/a m=129000N/84m/s/s=1535.714286kg/m/s/s
Answer:
true
Explanation:
because I'm smart yes yes