1
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate change in enthalpy when 39 g acetylene is completely burnt with oxygen and enthalpy of combustion of acetylene is $$-$$1300 kJ/mol.

(At. mass C = 12, H = 1)

A
$$-$$975 kJ
B
$$-$$650 kJ
C
$$-$$1950 kJ
D
$$-$$1600 kJ
2
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

An ideal gas on isothermal reversible compression from 10L to 5L performs 1730J of work at 300 K. Calculate number of moles of gas involved in compression? (R = 8.314 J K$$^{-1}$$ mol$$^{-1}$$)

A
2.5
B
2
C
1
D
3
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