An alloy is composed of nickel, zinc, and copper in a 5: 4: 8 ratio. how many kilograms of each metal are needed to make 3.4 kg of this alloy?

What reaction is taking place? 02 + c3h8 = h20 + co2

0.09 moles of sodium sulfate in 12 ml of solution

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.