The total mass of all products is equal to that of all reactants. This law is:
law of combination
law of reciprocal proportion
law of conservation of mass
law of constant composition
The reactions in which heat energy is absorbed.
Exothermic reaction
Equilibrium reaction
Isomerism
Endothermic reaction
Ethanoic acid is a:
weak electrolyte
strong electrolyte
non-electrolyte
very weak electrolyte
