Mass of water = 20.88 - 16.51
Mass of water = 4.37 g
Percentage water in hydrate = 4.37 / 20.88 x 100
Percentage water inn hydrate = 20.9%
Answer:
Explanation:
The half life of a radioactive atom is the time taken for half of the radioactive nuclei to disintegrate. The shorter the half life, the faster a radioactive nuclei decays.
Half life is often expressed as:
Half life = 
Where λ is the decay constant.
Heat the solvent/solution with the solute over a Bunsen burner whilst mixing it with a glass storing rod or break up the solid into a powder to increase its surface area and then mix it with the solvent/solution.
Answer:
The answer is F
Explanation: Only because Henrieta wasn't the sister that got kicked out