4. Describe how you would conduct an experiment to determine whether the iron (III) thiocyanate equilibrium is exothermic or endothermic (2 P) Background: The reaction between iron(III) ions (Fe³+) and thiocyanate ions (SCN-) is a reversible reaction. Fe³+ (aq) + SCN¯(aq) = yellow colourless FeSCN²¹ (aq) red/brown

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Chapter17: Spontaneity, Entropy, And Free Energy
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Problem 99CWP: The following reaction occurs in pure water: H2O(l)+H2O(l)H3O+(aq)+OH-(aq) which is often...
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4.
Describe how you would conduct an experiment to determine whether the iron (III) thiocyanate
equilibrium is exothermic or endothermic (2 P)
Transcribed Image Text:4. Describe how you would conduct an experiment to determine whether the iron (III) thiocyanate equilibrium is exothermic or endothermic (2 P)
Background: The reaction between iron(III) ions (Fe³+) and thiocyanate ions (SCN-) is
a reversible reaction.
Fe³+ (aq) + SCN¯(aq) =
yellow
colourless
FeSCN²¹ (aq)
red/brown
Transcribed Image Text:Background: The reaction between iron(III) ions (Fe³+) and thiocyanate ions (SCN-) is a reversible reaction. Fe³+ (aq) + SCN¯(aq) = yellow colourless FeSCN²¹ (aq) red/brown
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