65. Solving a chemistry problem
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65. Solving a chemistry problem
567. Non-carbonate hardness of water is 5.3 mmol/dm3. Calculate how much Na3PO4 should be taken to soften 100 liters of such water. Answer: 29
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Reviews: (1)
30.06.2024 0:14:00
Продавец отвечает, решение присутствует, рекомендую.