What name is given ta a metal strip dipped into a solution of salt

When the volume and number of particles of a gas are constant which of the following is also constant

Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?

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.