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In 1 liter of water containing 1g CaSO4 and 0.1gCa (HCO3)2, the total, temporary andpermanent find the hardness in the French Hardness unit.Note: Ca: 40, O: 16, S: 32.065, H: 1

匿名用户 最后更新于 2021-12-01 18:55 其他 All Others

In 1 liter of water containing 1g CaSO4 and 0.1gCa (HCO3)2, the total, temporary andpermanent find the hardness in the French Hardness unit.
Note: Ca: 40, O: 16, S: 32.065, H: 1

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