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What happens when coal is heated in air ...

What happens when coal is heated in air ? State the use of coal.

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When coal is heated in air, it produces mainly carbon dioxide gas.
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  1. What happens when coal is heated in air ? State the use of coal.

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  2. Whilch of these forms of coal contains the highest amount of carbon?

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  3. During frictional distillation, which of these components of crude oil...

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  4. What are the 4 Rs of resource management?

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  5. Which of these should you do to conserve energy?

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  6. Why CFL or LED bulbs should be used instead of conventional bulbs?

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  7. Which of these will be a likely result of global warming?

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  8. What is the phenomenon of gradual increase in global temperature calle...

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  9. Which gas contributes to acid rain?

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  10. Which of these will be affected most due to an oil spill in an ocean?

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  11. In which form is natural gas supplied to homes for domestic purposes?

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  12. Which of these statements about natural gas is true?

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  13. Which Indian state has a natural gas reservior?

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  14. What is the chemical formula of methane?

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  15. Which factor is considered when separating different constituents of c...

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  16. Which of these fuels is also called black gold?

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  17. What does LPG stands for?

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  18. Which of these fuels is not a fossil fuel?

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  19. Which is the correct energy conversion during the burning of a fuel?

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  20. Which of these is renewable resource?

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  21. Which of these is a non renewable resource?

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