What is the pH of a solution that has the same number of hydrogen ions as hydroxide ions? 0
1
7
14

Adozen is 12, and your needing to calculate the weight of one medium egg, so i would do 21/12=1.75 per egg, and check your answer by doing 1.75 * 12= 21 : ) : ): ): ): ) i hoped i

Both models are effective because they show the valence electrons, and these valence electrons indicate the reactivity of an element.

What record? the question is incomplete