Write the word equations for the following: a) the reaction between magnesium and sulfuric acid.
b) the reaction between. aluminium and sulfuric acid.
c) the reaction between potassium hydroxide and nitric acid.
d) the reaction between copper carbonate and hydrochloric acid.​

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

Label a-f based on the table using c for concentrated and d for dilute

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.