Question 462 of 513
Balance: Na2CO3 + HCl → NaCl + H2O + CO2
- Na2CO3 + HCl → 2NaCl + H2O + CO2
- Na2CO3 + 2HCl → 2NaCl + H2O + CO2
- Na2CO3 + HCl → NaCl + H2O + CO2
- Na2CO3 + 2HCl → NaCl + 2H2O + 2CO2
Correct Answer:
B
Explanation
Two Na on the left, so need 2NaCl. Balanced: Na2CO3 + 2HCl → 2NaCl + H2O + CO2.