Can someone answer 4-7 for me please? I don’t know what it’s asking.

What is the correct term for living the most sustainable life you can within your current circumstances?

If 90.0 grams of ethane reacted with excess chlorine, how many grams of dicarbon hexachloride would form

Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.