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12. Solving a chemistry problem
Uploaded:
10.07.2023
Content: 1.zip 38,36 kB
Content: 1.zip 38,36 kB
Product description
1. What mass of Na2S2O3 * 5H2O should be taken for preparation:
a) 500.0 ml of a 0.02 N solution of this salt;
b) 200.0 ml of solution with Т(Na2S2O3/I2=0.006432 g/ml
c) 250.0 ml of solution with Т(Na2S2O3/Cu=0.001345 g/ml (1/zCu=1/1)
Additional information
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