Answer:
m= 6.9905 = 7 g
Explanation:
The formula is m= M.n
m= mass (g), M= Molar mass (g/mole), n= moles (moles)
Molar mass of Cu is 63.55
=) m= 63.55*0.11
m= 6.9905 = 7 g
HELLO THERE, I HOPE MY ANSWER WILL HELP YOU :)
.
.
.
THE IMAGE BELOW HAS THE STRUCTURE IMAGE
The answer is D
Calcium has two electrons in its outer energy shell