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Resolva a expressão: 6÷3+2•7

2 Answers

7 votes
The answer is 16…
because 6 •|• 3 is 2 and 2•7 is 14 then add them together. 2+14=16
User JeffRSon
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Explanation:

What is the molar mass of an element?

the total number of particles in one gram of the element

the mass of 6.02 x 1023 representative particles of the element

the number of amus (atomic mass units) in 6.02 x 1023 moles of the element

1.0 gram divided by the atomic weight of the element

User Baldrickk
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