b) The reactivity of alkali metals increases as atomic mass increases.
Answer:
Environmental and economic benefits of using renewable energy include: Generating energy that produces no greenhouse gas emissions from fossil fuels and reduces some types of air pollution. Diversifying energy supply and reducing dependence on imported fuels.
Explanation:
Answer:
6
Explanation:
As , 2H2 + O2 = 2H2O
with 6 H2, 4O2 is excess.
H2O molecules formed = 6
Because copper has a higher electrical and thermal conductivity than iron and is not susceptible to oxidation as easily.
Answer:
the answer is c
Explanation:
My reasoning is that its most likely
