Atomic numbers of atoms of elements as you read along each row of the periodic table of the elements. a. increase; left to right b. increase; right to left c. increase; bottom to top d. decrease; top to bottom

The answer is: A. increase; from left to right.

Explanation:

The PERIODIC TABLE that we know today is made up of columns and rows. Where the rows are known as PERIODS and the columns as GROUPS. The elements are ordered by the atomic number, it increases from left to right and from top to bottom.

The answer is: A. increase; from left to right.

when [oh-] is 10-5  m, and [h3o+] is 10-9  m, the poh is 5 and ph is 9. again in both cases the sum of ph and poh is 14. however, the hydrogen ion concentration is not always going to be equal to exactly 1 x 10 raised to a negative number. for example, we skipped over the value of 2.0 x 10-7.

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