Answer:
percentage by mass of each element in a compound.
Explanation:
<span>The superscripts in an electron configuration represents the number of electrons and protons in an element. </span>
Heat energy because the energy in seismic waves that causes the ground to shake is heat energy. Heat energy associated with friction on the fault slip surface
Please mark me as braunliest
No, since they are the strongest type of ray only elements that are dense can block them.
I'm in the car now so can't lookup periodic table. But you find molecular weight of: 1 Ca + 2 Cl
Then that