C. Moosely
It is the Answer to your question.
He ability to rust is a chemical property of iron. The metal silver does not rust, but eventually a darker substance called tarnish forms on its surface. The chemical properties of copper cause it to become a blue-green color when it is exposed to air
Answer:
x = 0.45*28/3 = 4.2 g
Explanation:
showing work
N2 = 28 g/mole
3Mg + N2 → Mg3N2
3moles .. 28 g
0.45 moles .. x
x = 0.45*28/3 = 4.2 g (answer)
.......When they yield the same amount , *Reversible reactions* will reach chemical equilibrium........
Answer:
2C2H6 + 7O2 → 4CO2 + 6H2O
or
2 C2H6O2 + 5 O2 = 4 CO2 + 6 H2O