| 1 |
| 8 |
| H |
| Graham’s Law |
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| An unknown gas diffuses 4.0 times
faster than O2. |
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| Find its molar mass. |
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| The first gas is “Gas A” and the second gas is “Gas
B”. |
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| The ratio “vA/vB” is 4.0. |
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| Square both |
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| sides to get rid |
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| of the square |
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| root sign. |
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