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Beta Decay

Assuming that...

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Assuming that neon has an atomic radius of 70 pm. Calculate the mean free time for Neon at STP. (M for Neon = 20.18 g/mol)

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Q. Given the concentration of neon as

C_{N e} = 23.5 m L / (L of water)

at STP. Then calculate the Henry's constant at STP for neon dissolved in water. Given STP molar volume is

22414 m L / m o l

and pressure is

1 a t m

.

Q. An atom of neon has a mass of

3.35 \times 10^{- 23} g

. How many atoms of neon are there in 20 g of the gas?

Q. Assertion :Neon has the least atomic radius in 2nd period. Reason: In a period, atomic radius decreases from left to right.

Q. Calculate the ratio of the speed of sound in neon to that in water vapour at any given temperature.
[molecular weight of neon

= 2.02 \times 10^{- 2} kg/mol

and of water vapour

= 1.8 \times 10^{- 2} kg/mol

. Given that water vapour is triatomic]

Q. Calculate the ratio of the speed of sound in neon to that in water vapour at any given temperature.
[molecular weight of neon

= 2.02 \times 10^{- 2} kg/mol

and of water vapour

= 1.8 \times 10^{- 2} kg/mol

. Given that water vapour is triatomic]

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