If an element is more reactive, is it more likely to be found as an element or a compound?

Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass

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.

Light waves travel than sound waves.