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Density of air (in g/L) at 307°C and 2 a...

Density of air (in g/L) at 307°C and 2 atm pressure is (Average molar mass of air is 29 g mol-1)

A

0.821

B

`1/0.821`

C

`2*0.821`

D

`2/0.821`

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AAKASH INSTITUTE ENGLISH-TEST 7-Exercise
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  2. Bond order 2.5 is not observed in

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  3. Density of air (in g/L) at 307°C and 2 atm pressure is (Average molar ...

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  4. If for the reaction [2A(I) rarr 4B(g)] delta U and deltaS respectively...

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  5. For a sample of n mole of a perfect gas at constant temperature T (K) ...

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  6. Which one of the following pairs of solution is not an acidic buffer?

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  7. The number of atom in 8g of CH4 is approx:

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  8. Standard oxidation potential for the following half-cell reactions are...

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  9. The most acidic compound among the following is

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  10. Which one of the following is present as an active ingredient in bleac...

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  11. is Graphite isostructural with diamond?

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  12. General formula unit of cyclic silicates is

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  13. Define following: (i) Micelle

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  14. The number of atom in 16g of CH4 is approx:

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  15. The least stable conformation of n-butane is

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  16. Weight of CO required to react with [5 g Re2O7] to form [Re2 (CO)10], ...

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  17. wavelength of transition from (4 rarr 2) in He^+ is equal as wavelengt...

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  18. If lattice energy of solid XY is 700 kcal/mol then enthalpy of solutio...

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  19. In the Carius method of estimation of halogen. 0.25 g of an organic co...

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  20. The number of atom in 1.6g of CH4 is approx:

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