Answer:
I think it’s onlineeeeeee
Explanation:
5g NaOH x 1 mol NaOH/ 39.99g NaOH = 0.125 mol NaOH
Answer:
Calcium (Ca) is in group 2 and period 4 on the periodic table be because Calcium has 2 valence electrons and 4 electron shell. Thus, calcium is a metal like all other group 2 element.
Explanation:
It is a compound i hope i helped
