bdjdnf6162 bdjdnf6162
  • 30-01-2024
  • Chemistry
contestada

What will be the mass of oxygen liberated by decomposition of 200 mL hydrogen peroxide solution with a strength of 34 g per litre?
a. 25.5 g
b. 3.0 g
c. 3.2 g
d. 4.2 g

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