Stoichiometry in Chemical Reactions

In the balanced chemical equation $$2H_2 + O_2 \rightarrow 2H_2O$$ , what is the mole ratio of $$H_2$$ to $$O_2$$ ?

Given the balanced equation $$N_2 + 3H_2 \rightarrow 2NH_3$$ , how many moles of $$H_2$$ are required to completely react with 1 mole of $$N_2$$ ?

In the reaction $$C_3H_8 + 5O_2 \rightarrow 3CO_2 + 4H_2O$$ , what is the mole ratio of $$O_2$$ to $$CO_2$$ ?

For the reaction $$2KClO_3 \rightarrow 2KCl + 3O_2$$ , how many moles of $$O_2$$ are produced from 4 moles of $$KClO_3$$ ?

In the balanced equation $$2Al + 3Cl_2 \rightarrow 2AlCl_3$$ , what is the mole ratio of $$Al$$ to $$AlCl_3$$ ?

If 5 moles of $$H_2$$ are reacted with excess $$O_2$$ according to the equation $$2H_2 + O_2 \rightarrow 2H_2O$$ , how many moles of $$H_2O$$ will be produced?

In the reaction $$4Fe + 3O_2 \rightarrow 2Fe_2O_3$$ , what is the mole ratio of $$Fe$$ to $$Fe_2O_3$$ ?

For the reaction $$C + O_2 \rightarrow CO_2$$ , how many moles of $$CO_2$$ are produced from 3 moles of $$C$$ ?

In the balanced equation $$2Na + Cl_2 \rightarrow 2NaCl$$ , what is the mole ratio of $$Na$$ to $$Cl_2$$ ?

Given the reaction $$2SO_2 + O_2 \rightarrow 2SO_3$$ , how many moles of $$SO_3$$ are produced from 2 moles of $$SO_2$$ ?