What advantageous trait helped moths survive in 1890 during the Industrial Revolution?

Using the periodic table, complete the table to describe each atom. type in your answers

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.

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate