An ionic bond is held together by an electrostatic between what two types of elements? metal and nonmetal atom
metal atoms only
cations
nonmetal atoms only

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

Name the element in group 17, period 2. (periodic table)

Anurse used a 0.02-mg/l solution of disinfection to clean a patients wound. what is the concentration of the solution expressed as a percentage?