7. A 25.0 mL water sample requires 10.15mL of 0.0104M Na2H2Y to reach EBT end point. a) Calculate the moles of hard-wate
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7. A 25.0 mL water sample requires 10.15mL of 0.0104M Na2H2Y to reach EBT end point. a) Calculate the moles of hard-wate
7. A 25.0 mL water sample requires 10.15mL of 0.0104M Na2H2Y to reach EBT end point. a) Calculate the moles of hard-water ions in the water sample. b) If the hardness is due to CaCO3, express the hardness in mg CaCO3/L sample.
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