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प्रश्न
Calculate the number of moles of CO2 which contain 8.00 g of O2
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उत्तर
1 mole of CO2 contains O2 = 32g
So, CO2 having 8 gm of O2 has no. of moles = `8/32`
= 0.25 moles
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संबंधित प्रश्न
Convert into mole.
20 g of water
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3) If the number of molecules of hydrogen in the cylinder is X, calculate the number of CO2 molecules in the cylinder under the same conditions of temperature and pressure.
4) State the law that helped you to arrive at the above result.
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| 1. | 8 g of O2 | - | 4 moles |
| 2. | 4 g of H2 | - | 0.25 moles |
| 3. | 52 g of He | - | 2 moles |
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