Balance the following reactions by filling in the correct coefficients. Even though you usually do not put the number 1 as a coefficient, do so for this quiz
Question 1
1.
4Si + S8 → 2SiS2
What is the mole ratio of Si to S8?
Question 2
2.
4Si + S8 → 2SiS2
How many moles of Si is required to react 3.2 mol of S8?
Question 3
3.
3HF + Al(NO3)3 → AlF3+ 3HNO3
How many moles of HF are needed to react with 6.6 mol of Al(NO3)3?
Question 4
4.
5C + 2SO2 → CS2 + 4CO
What is the mole ratio of C to CO?
Question 5
5.
2H3N + 3Mg(OH)2 → Mg3N2 + 6H2O
How many moles of Mg(OH)2 is required to react with 2.8 mol of H3N?