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Oksanka [162]
2 years ago
10

Which type of reaction is occurring during a fireworks show? How do you know?

Chemistry
1 answer:
Natasha2012 [34]2 years ago
8 0

Answer:

It is an exothermic reaction. Heat must be added to light the fuses of the fireworks

Explanation:

I learned this in high school chemistry.

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If an experiment calls for 0.200mole acetic acid (Hc2H3O2)how many grams of glacial acetic acid do we need?
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<h3>Molar mass:-</h3>

\\ \sf\longmapsto HC_2H_3O_2

\\ \sf\longmapsto 1u+2(12u)+3(1u)+2(16u)

\\ \sf\longmapsto 1u+24u+3u+48u

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\\ \sf\longmapsto No\:of\;moles=\dfrac{Given\:Mass}{Molar\:Mass}

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\\ \sf\longmapsto Given\:Mass=0.2\times 76

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