EasyChemistry
+4 / -1
Given below are two statements: Statement I: System and surroundings together constitute the universe. Statement II: The wall that separates the system from the surroundings is called boundary.
A
Statement I is correct but Statement II is incorrect.
B
Statement I is incorrect but Statement II is correct.
C
Both Statement I and Statement II are correct.
D
Both Statement I and Statement II are incorrect.
Previous
The incorrect option in the following table is:
NextHess’s law is used in the determination of
More from Thermodynamics
Hard
Which of the following is correct option for free expansion of an ideal gas under adiabatic conditio
HardUnder the same conditions how many ml of 1 M KOH and 0.5 M H₂SO₄ solutions respectively when mixed f
Hard1 gm H₂ gas at S.T.P. is expanded so that volume is doubled. Hence work done is -
HardThe lattice enthalpy and hydration enthalpy of four compounds are given below – Compound Lattice ent
HardStandard enthalpies of formation of O₃, CO₂, NH₃ and HI are 142.2, −393.2, −46.2 and +25.9 kJ mol⁻¹
HardConsider the following reactions at 1000°C - I. Zn(s) + 1/2 O₂(g) → ZnO(s); ΔG° = −360 kJ mol⁻¹ II.
Practice Chemistry Exams
Full-length mock tests with detailed analytics, rank, and percentile.
Browse Exams