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(b) Calculate the total alkalinity of the unknown sample as the equivalent weight of calcium carbonate (mg L-¹ CaCO3). Use the following equation: mL X N acid xeq. wt. CaCO3 × (1000 mg g mL sample Use the volume of acid you get from your answer to above (a). Normality or equivalent of acid you use if 0.1 eq and sample volume is 10 mL. Known: eq.wt. CaCO3=50g eq-¹. Total alk = acid

(b) Calculate the total alkalinity of the unknown sample as the equivalent weight of calcium carbonate (mg L-¹ CaCO3). Use the following equation: mL X N acid xeq. wt. CaCO3 × (1000 mg g mL sample Use the volume of acid you get from your answer to above (a). Normality or equivalent of acid you use if 0.1 eq and sample volume is 10 mL. Known: eq.wt. CaCO3=50g eq-¹. Total alk = acid

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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The volume of acid is 0.20, which is needed to an

(b) Calculate the total alkalinity of the unknown sample as the equivalent weight of calcium carbonate (mg L-¹ CaCO3). Use the following equation: acid xeq. wt. CaCO, x (1000 mg g ¹) mL sample Use the volume of acid you get from your answer to above (a). Normality or equivalent of acid you use if 0.1 eq and sample volume is 10 mL. Known: eq.wt. CaCO3=50g eq¹¹. Total alk = mL X N acid
Transcribed Image Text:(b) Calculate the total alkalinity of the unknown sample as the equivalent weight of calcium carbonate (mg L-¹ CaCO3). Use the following equation: acid xeq. wt. CaCO, x (1000 mg g ¹) mL sample Use the volume of acid you get from your answer to above (a). Normality or equivalent of acid you use if 0.1 eq and sample volume is 10 mL. Known: eq.wt. CaCO3=50g eq¹¹. Total alk = mL X N acid
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