Identifying and Balancing Chemical Equations
1 answer:
Answer:
decomposition
Balanced chemical equation:
2HgO → 2Hg + O₂
Explanation:
Chemical equation:
HgO → Hg + O₂
Balanced chemical equation:
2HgO → 2Hg + O₂
The given reaction shows the decomposition reaction. Mercury oxide decompose and produced its constituent elements mercury and oxygen.
The oxidation state of mercury is +2 while that of oxygen is -2.
Decomposition reaction:
It is the reaction in which one reactant is break down into two or more product.
General equation:
AB → A + B
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Answer:
14.2 L H2S
Explanation:
Mole ratio
2 mol H2S:2 mol SO2
We are just looking for volume, so the required amount is the same as the produced amount as long as the mole ratio is balanced.
Answer:
mass = 6.9 kg = 6900 g
volune= 722 cm3
density= mass/volume
density= 6900/722
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Answer: D) Electrons
Explanation:
Daltons atomic theory was electrons
Answer:
Answer choice A
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