SAMPLE PROBLEM 10 Calculate the number of milliliter of ammonia whose density is 0.99 g/ml, 2.3% by weight NH3 which will be required to precipitate the iron as Fe(OH), in a 0.74g sample that contains 22% FeO, RXN NH3 +Fe+3 ► Fe(OH)3 + 3NH4

SAMPLE PROBLEM 10 Calculate the number of milliliter of ammonia whose density is 0.99 g/ml, 2.3% by weight NH3 which will be required to precipitate the iron as Fe(OH), in a 0.74g sample that contains 22% FeO, RXN NH3 +Fe+3 ► Fe(OH)3 + 3NH4

Chemistry by OpenStax (2015-05-04)

1st Edition

ISBN:9781938168390

Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Chapter15: Equilibria Of Other Reaction Classes

Section: Chapter Questions

Problem 41E: Perform these calculations for nickel(II) carbonate. (a) With what volume of water must a...

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Question

SAMPLE PROBLEM 10
Calculate the number of milliliter of ammonia whose density is 0.99 g/ml, 2.3% by weight NH3 which
will be required to precipitate the iron as Fe(OH), in a 0.74g sample that contains 22% FeO.
RXN NH3 + Fe+3
Fe(OH)₂ + 3NH₂
+3
Rxn :
: 3 NH3 + Fe +
→ Fe (OH)₂ + 3 NH ₂
10

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