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Which statement is correct?...

Which statement is correct?

A

`"In a coffe-cup calorimeter", q=DeltaH`

B

`"In a coffe-cup calorimeter", w=0`

C

`"In bomb calorimeter", q=DeltaS`

D

`"In bomb calorimeter", wgt0`

Text Solution

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The correct Answer is:
A
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GRB PUBLICATION-THERMODYNAMICS-All Questions
  1. Which of the following occurs with an increase in entropy?

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  2. For the reaction PCl(3)(g) +Cl(g) to PCl(5)(g), DeltaH=-86kJ. Unde...

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  3. Which statement is correct?

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  4. For which substance and conditions can DeltaS=0? (P) elements at 0 K...

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  5. Which reaction occurs with a decrease in entropy?

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  6. DeltaG^(@) for a reaction 25^(@)C is 3.5kJ xx mol^(-1). What is the va...

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  7. when the substance below are arranged in order oif increasing entropy ...

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  8. For the reaction: 2NO(2)(g) to N(2)O(4)(g): DeltaH lt0. What predictio...

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  9. Which reaction occurs with a decrease in entropy?

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  10. For a substance with the value of DeltaH(vap) and DeltaS(vap) given be...

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  11. Which of best describtion of the relationship between the absolute ent...

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  12. Which applies to any endothermic reaction?

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  13. Which phase change for water has positive values for both DeltaH^(@) a...

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  14. When solid CuSO(4) dissolves in water to make a 1 M solution, the temp...

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  15. which reaction proceeds with the greates increases in entropy

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  16. For the reaction, N(2)H(4)(l) to N(2)(g) + 2H(2)(g) DeltaH^(@) =-50....

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  17. Diethyl ether has a normal boiling point of 35.0^(@)C and has an entro...

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  18. For a reaction that is exothermic an non-spontaneous at 25^(@)C, which...

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  19. Bromine boils at 59^(@)C with DeltaH(vap)^(@)=29.6kJ mol^(-1) What is ...

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  20. A chemical reaction is carried out twice with the same quantity of rea...

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