Q.29. The pressure of interstellar space is about 4.0×10-22 atm. If the temperature is 3 K, how many molecules are present per litre?
(R = 0.08 l-atm/K-mol)
(a) 2430
(b) 1420
(c) 845
(d) 1002
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of interstellar space is about 4.0 × 10 - 22 atm. If the temperature is 3 K, how many molecules are present per litre? (R = 0.08 l- atm/K-mol) (a) 2430 (b) 1420 (c) 845 (d) 1002.
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Option (d) is the correct answer, i.e., M = 1002 (approx.)
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