1. How many moles of CuO are needed to react with 5.9 moles of CO2 2CuO-C--->2Cu+CO2

2. How many moles of Fe2O3 were used to produce with 11.5 moles of CO2
3Fe2O3+CO--->2Fe3O4+CO2

3.If 6.3 moles of CO2 were produced, how many moles of O2 were used?
CH4=202>CO2+2H2O

Please help.

can you attach the

answer: they produce more slow than unicellular organisms.

bcde is the incorrect answer it is a

the answer is b because, investigating whether another species of moth also drinks tears might be interesting, but it would not directly explain why this species of moth does.

to explain why this species of moth drinks tears, the scientist could ask: "what nutrients that moths need are in elephant tears? "

the scientist could experiment with moth repellent or oter ways to keep the moths away, but that would not answer his original question.