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82. Solving a chemistry problem
Uploaded:
29.10.2022
Content: 105.rar 10,11 kB
Content: 105.rar 10,11 kB
Product description
105. What chemical reactions will take place when boiling hard water containing calcium bicarbonate and adding to it: a) soda, b) sodium hydroxide? Calculate the hardness of water if, to eliminate it, it was necessary to add 10.8 g of anhydrous Na2B4O7 borax to 50 liters of water.
Additional information
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