Answer:
The answer is KF.
Explanation:
Ionic bonding occurs, when a metal and a non-metal combines together to form ionic compound. In KF, K is a metal and F is a non-metal.
You have to use Avogadro's number which is 6.02x10^23. The units of Avogadro's number is molecules/mole so you divide the number of molecules by Avogadro's number which will give you the number of moles.
(2.0x10^22 molecules)/(6.02x10^23 molecules/mole)=0.033 moles
Answer:
A. change speed, direction, or both
Explanation:
hope this helps. . . <3
good luck! uwu