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Laabri

Balancing of Chemical Equations

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Last updated over 2 years ago
13 Nsɛmmisa
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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

How many oxygens are there in H2O

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2.

How many oxygens are there in 2H2O

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3.

How many hydrogens are there in 2H2O

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4.

How many oxygens are there in 4(NO3)?

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

How many Aluminums are there in 3Al2O3?

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

How many hydrogens are there in Mg(OH)2 ?

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

OH is Hydroxide. How many hydroxides are there in Al(OH)3?

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8.

How many oxygens are there in: CO2 + H2O?

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

What number (coefficient) will balance this reaction? ___H2 + O2 → 2H2O

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10.

What coefficient would balance this reaction? 2Al + __ Br2 → 2AlBr3

Asemmisa {{asɛmmisaAhyɛnsode}}
11.
Draggable itemarrow_right_altCorresponding Item

2KClO3 → 2KCl + 3O2

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combustion

2C3H7OH + 9O2 → 6CO2 + 8H2O

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synthesis

2H2 + O2 → 2H2O

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double displacement

Mg + 2AgNO3 → Mg(NO3)2 + 2Ag

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decomposition

NaS + ZnNO3 → NaNO3 + ZnS

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single displacement

Asemmisa {{asɛmmisaAhyɛnsode}}
12.

Balance this equation: O2 → Mg + Mg(OH)2 +