What is the nuclear binding energy per nucleon of potassium-40

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

In pea plants, the allele for tallness (t) is dominant to the allele for shortness (t). in the cross between a tall pea plant and a short pea plant shown below, what is the probability that the resulting offspring will be tall? whats the percent

Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?