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1.104g of impure sample of

1.104g of impure sample of NaNO2 was acidified and analysed using excess iodine ion. The reaction is 2HNO2+ 3H+-----2NO +
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2. asked by Neville
3. 1,431 views
A sodium hydroxide sample is contaminated with sodium chloride. A 0.240 gram sample of this impure sample is dissolved in water
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2. asked by Sam
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Impure sample of table salt that weighed 0.8421g, when dissolved in water and treated with excess AgNO3, formed 2.044g of AgCl.
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2. asked by London
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CrCl3(s) + AgNO3 (aq)= AgCl(s) + Cr(NO3)3(aq)A 0.750 g sample of impure CrCl3 was removed from a bottle that contained 1.75 g of
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2. asked by jade
3. 2,040 views
A sample of impure magnesium was analyzed by allowing it to react with excess HCl solution:Mg(s) + 2 HCl(aq) → MgCl2(aq) +
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2. asked by James
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A sample of impure magnesium was allowed to react with excess HCL solution. After 5.5 gram of the impure metal was treated with
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2. asked by Anonymous
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A 0.670 g sample of impure Al2(SO4)3 reacts with excess BaCl2. If the sample produces 0.760 g of BaSO4, what is the mass percent
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2. asked by Tevin
3. 679 views
The mass of potassium iodate (KIO3) contained in an impure sample was determined by titration with sodium thiosulfate (0.1005
1. 5 answers
2. asked by Gemma
3. 854 views
The mass of potassium iodate (KIO3) contained in an impure sample was determined by titration with sodium thiosulfate (0.1005
1. 3 answers
2. asked by Ami
3. 811 views
A .500 g sample of impure CaO (a solid) is added to 50.0 mL of 0.100 M HCl. The excess HCl is titrated by 5.00 mL of .125 M
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2. asked by b
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