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| 1. |
A solution of potassium dichromate in water contains 15% w/w Kr2Cr2O7. Calculate the amount of Kr2Cr2O7 that can be produced from 1500 kg of solution if 700 kg of water is evaporated and remaining solution is cooled to 293K.Data: Solubility of Kr2Cr2O7 at 293 K is 115 kg per 1000 kg of water. |
| A. | 158.875 kg |
| B. | 156.678 kg |
| C. | 145.478 kg |
| D. | 148.875 kg |
| Answer» B. 156.678 kg | |