mbrooks3414 mbrooks3414
  • 21-01-2020
  • Chemistry
contestada

Balance the equation MnO2 + HCl → Cl2 + MnCl2 + H2O?
using the smallest possible integer coefficients.

What is the sum of the coefficient?

1. 12
2. 15
3. 9
4. 7
5. 26

Respuesta :

pstnonsonjoku
pstnonsonjoku pstnonsonjoku
  • 22-01-2020

Answer:9

Explanation:

MnO2+4HCl------->MnCl2 + 2H2O + Cl2

This gives 1+4+1+2+1=9

This is the smallest sum of integer coefficients needed to balance the equation as shown.

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