Name some materials which are made from common salt (nacl, sodiumchloride).

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

What does the symbol (–hfus) indicate in a phase change?

Hydrogenation reactions, in which h2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries. in the simplest case, ethene (c2h4) and h2 form ethane (c2h6). if 140 kj is given off per mole of c2h4 reacting, how much heat (in mj) is released when 12 kg of c2h6 forms?