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Dmitry [639]
3 years ago
8

What does the term chemistry mean?

Chemistry
1 answer:
Elenna [48]3 years ago
7 0

the branch of science that deals with the identification of the substances of which matter is composed

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How many moles of LiOH are needed to react completely with 25.5 g of CO2
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Answer:

3.18 mol

Explanation:

2LiOH+CO_{2}-> Li_{2}CO_{3} +H_{2}O

n(CO2) = mass/ Mr.

             = 25.5 / 16

             = 1.59 mol

As per the equation above,

n(LiOH) : n(CO2)

     2      :    1

∴  3.18   :  1.59

     

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