According to the following reaction, how much energy is released during the reaction of excess B2Hy and 18. 12 L Cl2 (Both gases are initially at SP)? The molar mass of B2H6 is 27. 67 g/mol. B2H6(8) 6 Cl2(8) › 2 BC| (g) 6 HCI(g).

Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant

Determine the empirical formula for succinic acid that is composed of 40.60% carbon, 5.18% hydrogen, and 54.22% oxygen.

Which of the following units is not an official si unit? mole liter kilogram ampere