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| Q. |
Which one of the following is a mixture of carbon monoxide and hydrogen? |
| A. | coal gas |
| B. | producer gas |
| C. | water gas |
| D. | gobar gas |
| Answer» C. water gas | |
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Explanation: Water gas is a mixture of carbon monoxide and hydrogen produced from synthesis gas. It is a poisonous, colorless gas and burns with an almost colorless flame (light blue). |
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