A student measures the mass of a bag of sugar that says it is 1.75 kg on the bag. Below are the results of the three trials 1.65 kg 1.72 kg 1.69 kg

Your question is not clear but if you can explain yourself i would be glad to .  just trying to : ))

Ithink that one is (c)

In reversible reaction chemistry equilibrium is attained when the forward and reverse reactions are taking place at the same rate, thus, the concentrations of reactants and products remain the same. a reversible reaction is a chemical reaction where the reactants form products that, in turn, react together to give the reactants back. in irreversible reactions on the other hand, the reactants react to form the products, which cannot revert back into reactants.

Answerit is not a suspension or colloid mixture, it is a solution mixture;