Any girls interested in hopping on discord and showing some body for chem with a high school guy

There are main groups in the modern periodic table of elements

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

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.