23. Solving a chemistry problem
Seller: Derkach
Price: 1.18 USD
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Product description
- A sample of technical Na2SO3 weighing 1.4680 g was added to 100 ml of 0.1000 N solution of I2. The excess I2 was titrated with 42.40 ml of Na2S2O3 solution, 1.00 ml of which is equivalent to the amount of I2 released from 0.01574 g of KI. Calculate the percentage of Na2SO3 in the sample.
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