A solution A was prepared by dissolving 60 g of NaOH in 100ml of distilled water. Later, 10 ml where taken and poured into a 250 ml volumetric flask. A solution B is obtained . a-calculate mass concentration of solution A

b- Deduce molar concentration of A

c- Find molar concentration of B Given : M NaOH= 40g/mol​

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.

Complete each row of the table below by filling in the missing prefix or missing exponent.