The actual yield of H2O was 450.7 grams. What is the percent yield? (please help been stuck on this question)

Write the overall equation for the reaction for lithium battery

For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate

Write a balanced equation showing the formation of copper (ii) nitrite from its elements