SchoolsWorksheet VI - Techno1. Daltons law of partial pressure is based on law of [ ]a) Conservation of energy b) Conservation of massc) Constant proportions d) Multiple proportions2. Which of the following mixture of gases, does not obeys Daltons law of partial pressures at roomtemperature ? [ ]a) NO2 and O2b) NH3 and HCl c) CO and CO2d) SO2 and O23. The pressure P exerted by a mixture of three gases having partial pressures P1, P2 and P3 is givenby [ ]a) P = P1 + P2 + P3b) P = P1 – P2 + P3c) P P P P    1 2 3 d) P = P1 + P2 – P34. A vessel contains equal masses of Hydrogen and Helium. The fraction of the partial pressure ofHydrogen in the mixture is [ ]a) 23b) 13c) 12d) 145. Which of the following is correct for aqueous tension. [ ]a) Pmoist gas = Pdry gas + Pwater vapourb) Pdry gas = Pmoist gas – Pwater vapourc) Pwater vapour = Pmoist gas – Pdry gas d) All the above6. PZ x, PT, ‘x’ represents [ ]a) Mole fraction b) Total pressure c) Partial pressure d) None of these7. Dalton’s law of partial pressure is valid only for the mixture of [ ]a) Reacting gases b) Non-reacting gases c) Both a and b d) None of these8. Equal masses of methane and oxygen are mixed in an empty container at 25°C. The fraction of thetotal pressure exerted by oxygen is [ ]a) 13b) 12c) 23d) 329. At 127°C and 1 atm pressure, a mixture of a gas contains 0.3 mole of N2, 0.2 mole of O2. Thevolume of the mixture is [ ]a) 15 lit b) 22.4 lit c) 18.2 lit d) 16.4 lit10. Amagat’s law of partial volume is [ ]a) VT = V1 + V2 + V3b) VT = V1 – V2 + V3c) VT = V1 + V2 – V3d) VT = V1 – V2 – V​