Question
Give following conversion in three steps:
Ethanoic acid into Methanol
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Answer
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Calculate e.m.f of the following cell at 298 K:
2Cr(s)+3Fe2+(0.1M) $\rightarrow$ 2Cr3+(0.01M)+3Fe(s)
Given: E°(Cr3+|Cr)= –0.74 V E°(Fe2+|Fe) = –0.44 V
→2Cr(s)+3Fe2+(0.1M) $\rightarrow$ 2Cr3+(0.01M)+3Fe(s)
Given: E°(Cr3+|Cr)= –0.74 V E°(Fe2+|Fe) = –0.44 V
The reaction between A and B is first order with respect to A and zero order with respect to B. Fill in the blanks in the following table:
| Experiment | [A]/mol L-1 | [B]/mol L-1 | Initial rate/mol L-1 min-1 |
| I | 0.1 | 0.1 | 2.0 × 10-2 |
| II | - | 0.2 | 4.0 × 10-2 |
| III | 0.4 | 0.4 | - |
| IV | - | 0.2 | 2.0 × 10-2 |
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Answer the following questions:
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