93 Chemistry I Laboratory Manual, 2019 Revision Questions: 1o vaislom (E 1) Samples containing iron(II) ion can be titrated with solutions containing dichromate ion under acidic conditions. OcHS Cr20,2- + 6Fe2+ + 14H→ 2Cr³+ + 6FE3+ + 7H2O (a) Which ion is oxidized in this reaction? (b) Which ion is the reducing agent in this reaction? (c) If a 1.924 g sample containing iron(II) sulfate is dissolved and requires 36.1 mL of 0.0100 M K2C12O7 solution to titrate it, what is the percent iron(II) sulfate in the sample? Broxide on KHF HP is a on nt pri

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Question
93
Chemistry I Laboratory Manual, 2019 Revision
Questions:
1o vaislom
(E
1) Samples containing iron(II) ion can be titrated with solutions containing dichromate
ion under acidic conditions.
OcHS
Cr20,2- + 6Fe2+ + 14H→ 2Cr³+ + 6FE3+ + 7H2O
(a) Which ion is oxidized in this reaction?
(b) Which ion is the reducing agent in this reaction?
(c) If a 1.924 g sample containing iron(II) sulfate is dissolved and requires 36.1 mL of
0.0100 M K2C12O7 solution to titrate it, what is the percent iron(II) sulfate in the
sample?
Broxide
on KHF
HP is a on
nt pri
Transcribed Image Text:93 Chemistry I Laboratory Manual, 2019 Revision Questions: 1o vaislom (E 1) Samples containing iron(II) ion can be titrated with solutions containing dichromate ion under acidic conditions. OcHS Cr20,2- + 6Fe2+ + 14H→ 2Cr³+ + 6FE3+ + 7H2O (a) Which ion is oxidized in this reaction? (b) Which ion is the reducing agent in this reaction? (c) If a 1.924 g sample containing iron(II) sulfate is dissolved and requires 36.1 mL of 0.0100 M K2C12O7 solution to titrate it, what is the percent iron(II) sulfate in the sample? Broxide on KHF HP is a on nt pri
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