Answer to Question #4157 in Inorganic Chemistry for Chalani Jayawardena

Question #4157
How many grams of Na[sub]2[/sub]S[sub]2[/sub]O[sub]3*[/sub]5H[sub]2[/sub]O salt, need to prepare a solution with 0.5 mol dm[sup]-3[/sup] of concentration? The volume of the solution must be 250 cm[sup]3[/sup] (cubic centimetres.)Please give me a detailed answer as chemistry is very hard for me.
1
Expert's answer
2011-10-21T10:09:09-0400

The answer to your question is provided in the image:

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Comments

Assignment Expert
25.10.11, 16:54

You are welcome. We are glad to be helpful

Chalani Jayawardena
24.10.11, 08:11

Thank You so much... It's all clear now.. Thanks..

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