For aluminum, the mass would be 0.90 J/g °C.
The mass of copper is 0.35
The mass for iron is 0.44 °C.
For lead, the mass is 0.12 °C.
I hoped this helped!! : )
What problem? I can’t see anything
Explanation is in the file
tinyurl.com/wpazsebu
ANSWER:
balanced equations are:
Mg + 2 HCl ----> MgCl2 +H2
and
2 NaCl ----> 2 Na + Cl2.
EXPLANATION : SEE PICS
No, because hydrogen isn’t brought out of the equation