What is the molarity of an NaI solution that contains 6.00g of NaI in 20.0 ml of solution?
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what is the molarity of an NaI solution that contains 6.00g of NaI in 20.0 ml of solution
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Answer:
Molar mass NaI = 149.89 g/mol 6.00g = 6.00/149.89 = 0.0400 mol NaI Dissolved in 20mL solution = 0.020L Molarity = 0.0400/0.020 = 2.00 mol in 1.0L Molarity = 2.00M
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Other answers
Mol. Wt. of NaI: 149.89 1M solution of NaI is 149.89gms in 1Litre water. therefore, 6gms in 20 ml is 2M solution.
Ankit
2.00184 is its answer . just check it out .
junaid yousaf
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