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LiRa [457]
3 years ago
7

Which of the following is the major advantage of using geothermal energy instead of using coal energy? Choice:

Chemistry
1 answer:
maxonik [38]3 years ago
5 0

Answer:

C. Releases less carbon dioxide

Explanation:

since geothermal steams are directly from earths surface they do not have carbon dioxide therefore they can be used to rotate turbines ultimately generating electricity.

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Suppose a powerful battery is connected between a pair of inert graphite electrodes dipped into a pot of molten zinc chloride (s
zvonat [6]
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3 years ago
1) 2C2H6 + 7O2 --> 4CO2 + 6H2O
Lena [83]

Answer:

a).

2 \: moles \: of \: ethane \: react \: with \: 7 \: moles \: of \: oxygen \\ 24 \: moles \: react \: with \: ( \frac{24 \times 7}{2} ) \: moles \\  = 84 \: moles

b).

2 \: moles \: react \: with \: 7 \: moles \\ ( \frac{12 \times 2}{7} ) \: moles \: react \: with \: 12 \: moles \\  = 3 .43 \: moles \\ 1 \: mole \: weighs \: 30 \: g \\ 3.43 \: moles \: weigh \: (3.43 \times 30) \\  = 102.9 \: g

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746.7 g

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3 years ago
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