High School Chemistry - Balancing Reactions

1

What is the coefficient for oxygen gas when the following equation is balanced?

$C_{5}H_{12} + O_{2} \rightarrow CO_{2} + H_{2}O$

2

What is the coefficient for oxygen gas when the following equation is balanced?

$C_{5}H_{12} + O_{2} \rightarrow CO_{2} + H_{2}O$

3

What is the chemical formula of the salt formed when a chemist mixes solvated Potassium and Arsenic ions in solution?

4

What is the chemical formula of the salt formed when a chemist mixes solvated Potassium and Arsenic ions in solution?

5

What is the balanced chemical equation for the combustion of butane $(C_4H_{10})$ ?

6

What is the balanced chemical equation for the combustion of butane $(C_4H_{10})$ ?

7

_Fe2O3 + _HCl ⇌ _FeCl3 + _H2O

The Following question will be based on the unbalanced reaction above

For the reaction above to be balanced what coefficient should be in front of the compound HCl?

8

_Fe2O3 + _HCl ⇌ _FeCl3 + _H2O

The Following question will be based on the unbalanced reaction above

For the reaction above to be balanced what coefficient should be in front of the compound HCl?

9

Balance the following equation:

FeCl3 + NOH5 → Fe(OH)3 + NH4Cl

10

Balance the following equation:

FeCl3 + NOH5 → Fe(OH)3 + NH4Cl

Balancing Reactions