- #1

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Subitiminous coal = 10,750 BTU/lb

1,000,000 BTU

____________ = 93.02 lb of coal.

10,750 Btu/lb

And I am not exactly sure how to take into account the 60% efficiency:

Take 93.02 / 0.6 = 155.0 lb coal, needed to heat the house. Is that correct?

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- Thread starter Speedy
- Start date

- #1

- 5

- 0

Subitiminous coal = 10,750 BTU/lb

1,000,000 BTU

____________ = 93.02 lb of coal.

10,750 Btu/lb

And I am not exactly sure how to take into account the 60% efficiency:

Take 93.02 / 0.6 = 155.0 lb coal, needed to heat the house. Is that correct?

- #2

Shooting Star

Homework Helper

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- 4

Correct.

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