Asked by Alexis
A solution of I2 was standardized with ascorbic acid. Using a 0.0500 g sample of the acid, 26.50 mL of I2 were required to reach the starch end point.
Answers
Answered by
DrBob222
assume the question is to determine M I2.
ascorbic acid + I2 ==> 2I^= + .....
mols ascorbic acid = grams/molar mass
mols I2 = mols ascorbic acid (1:1 ratio from the equation)
M I2 = mols I2/L I2.
ascorbic acid + I2 ==> 2I^= + .....
mols ascorbic acid = grams/molar mass
mols I2 = mols ascorbic acid (1:1 ratio from the equation)
M I2 = mols I2/L I2.
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