A water sample contained the following impurities in ppm: CaCO3 = 20 CaSO4 = 13.6 MgCO3 = 8.4 MgCl2 = 9.5 Calculate the hardness of water. Calculate the amount of lime and soda required for softening 10,000 liters of water

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Problem 21E: At 0 C and 1.00 atm, as much as 0.70 g of O2 can dissolve in 1 L of water. At 0 C and 4.00 atm, how...
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A water sample contained
the following impurities in ppm:
CaCO3
= 20 CaSO4
= 13.6
MgCO3 = 8.4 MgCl2
= 9.5
Calculate the hardness of water. Calculate the amount of lime and soda required for softening
10,000 liters of water

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