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Svetach [21]
3 years ago
6

Reactions which give out energy are endothermic

Chemistry
1 answer:
zvonat [6]3 years ago
7 0
Only if it's heat energy

But yes, indeed :)
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How many moles of co2 are found in a 168.2 gram sample
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Answer:

Number of moles = 3.82 mol

Explanation:

Given data:

Number of moles of CO₂ = ?

Mass of CO₂ = 168.2 g

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Number of moles = mass/molar mass

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By putting values,

Number of moles = 168.2 g/ 44 g/mol

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