Answer:
3 moles of O2 needed
Explanation:
2 moles of Mg to one mole O2
so 3 moles of O2 needed
Answer:
molecular compound
Explanation:
it has two or more nonmetal elements and are covalently bonded
Answer:
beacuse water is same every where because it is the combination of h2 +o2 h2o which doesn't change while it is different
Explanation:
ok
Answer:
B. Beta
Explanation:
Neutron -> proton = responsible by Beta particles.
Gold is one of the softest metals. So YES
