Which has the greatest mass?a. one atom of carbon, b. one atom of hydrogenc. one atom of lithium

one atom of carbon

Explanation:

The relative atomic mass of elements can be used to determine their relative masses. If we look at all the options, we will notice that carbon has a relative atomic mass of 12, hydrogen has a relative atomic mass of 1 and lithium has a relative atomic mass of 7

We can now see that carbon has the greatest relative atomic mass among the options provided in the question.

gas

explanation:

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i just calculated it all out, and not including weekends, and all the different days off. as of this school year (2018-2019) students are spending 2198 hours in school this year