AIPMT 2003 | Thermodynamics Question 67 | Chemistry

AIPMT 2003

MCQ (Single Correct Answer)

-1

The molar heat capacity of water at constant pressure, C, is 75 J K^$$-$$1 mol^$$-$$1. When 1.0 kJ of heat is supplied to 100 g of water which is free to expand, the increase in temperature of water is

1.2 K

2.4 K

4.8 K

6.6 K

AIPMT 2002

MCQ (Single Correct Answer)

-1

Unit of entropy is

J K^$$-$$1 mol^$$-$$1

J mol^$$-$$1

J^$$-$$1 K^$$-$$1 mol^$$-$$1

J K mol^$$-$$1

AIPMT 2002

MCQ (Single Correct Answer)

-1

In a closed insulated container a liquid is stirred with a paddle to increase the temperature which of the following is true ?

$$\Delta $$E = W $$ \ne $$ 0, q = 0

$$\Delta $$E = w = q $$ \ne $$ 0

$$\Delta $$E = 0, W = q $$ \ne $$ 0

W = 0, $$\Delta $$E = q $$ \ne $$ 0.

AIPMT 2002

MCQ (Single Correct Answer)

-1

Heat of combustion $$\Delta $$H^o for C_(s), H_2(g) and CH_4(g) are $$-$$ 94, $$-$$ 68 and $$-$$213 kcal/mol, then $$\Delta $$H^o for C_(s) + 2H_2(g) $$ \to $$ CH_4(g) is

$$-$$17 kcal

$$-$$111 kcal

$$-$$170 kcal

$$-$$85 kcal

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