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question: solve the following problem using the correct number
of significant figures. *
9.37 + 48.27 + 403.88 =

461.52

Explanation:

The rule with addition and significant figures is that it must follow the least amount of decimal places present in any of the numbers. Since all of these have two decimal places, the answer will also contain 2 decimal places.

So, the answer is 461.52 regardless that it has 5 significant figures because it follows the above rule.

461.52

Explanation:

You add them and then round to the lowest number of decimal places of your given numbers, in this case 2 decimal places.

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a

answer: atomic mass was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.

explanation:

originally atomic mass was used to arrange elements on the periodic table from left to right in a row. each column then shows similar properties of elements of a group.

in modern periodic table, the atoms are arranged in increasing atomic number. as atomic number represents the number of protons in an atom which is unique for every atom.