Se ponen a reaccionar 105 g de una muestra impura de Cu con 87% de pureza, Calcular cuántos gramos de producen de Cu(NO3)2 Cus+HNO3 (ac)→Cu(NO3)2 (ac)+NO(g)+H2O(l)

Which of the following electromagnetic waves can create ions?

How many liters of ethylene glycol antifreeze (c2h6o2), with a density of 1.100 g/l, would you add to your car radiator containing 15.0 kg of water if you needed to protect your engine to - 21.5°c? for water, kf = 1.86°c m -1.

What is the correct name for the compound cocl3? a) cobalt(i) chloride b) cobalt(i) chlorate c) cobalt(ii) chlorate d) cobalt(iii) chloride