Chemistry

7 May, 09:27

Oxygen is produced by the reaction of sodium peroxide and water.

2Na2O2 (s) + 2H2O (l) - - - > O2 (g) + 4NaOH (aq)

a. Calculate the mass of Na2O2 in grams needed to form 4.80g of oxygen.

b. How many grams of NaOH are produced when 4.80 g of O2 is formed?

c. When 0.48g of Na2O2 is dropped in water, how many grams of O2 are formed?

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