Question

pls help
Make the interpretation is stoichiometric of the following equation:
CH4 +O2→ CO2 +H2O

What mass of O2 is required for 24 g of methane (CH4) to fully react?

III. Make the interpretation is stoichiometric of the following equation:
Na2O +H2O→ 2NaOH
How many grams of NaOH will you get if you start with 3 moles of Na2O?

IV. Make the interpretation is stoichiometric of the following equation:
2HCl (a.C.) +Ca (OH) 2 → 2H2O +CaCl2 (a.C.)
How many grams of calcium chloride will be obtained from 0.684 moles of hydrochloric acid according to the
equation?

Answer 1

The answer to your question is given above in the pic.

Thank you!!!