2. What is the methyl orange alkalinity of a wastewater sample (in mg/L) if 50 mL of this sample requires 25 mL of 0.01
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2. What is the methyl orange alkalinity of a wastewater sample (in mg/L) if 50 mL of this sample requires 25 mL of 0.01
2. What is the methyl orange alkalinity of a wastewater sample (in mg/L) if 50 mL of this sample requires 25 mL of 0.01 M H2SO4 to titrate to an end point of pH = 4.3? Given Mw(CaCO3)=100 g/mol. (6 marks)
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