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If .^25 C0 + 5 .^25 C1 + 9 .^25 C2 .... ...

If `.^25 C_0 + 5 .^25 C_1 + 9 .^25 C_2 .... 101 .^25 C_25 = 2^(25) k` find k = ?

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`51`
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A mixture contains 1 mole of helium (c_p = 2.5 R, C_v 1.5 R. ) and 1mole of hydrogen (C_p = 3.5 R, C_v = 2.5 R, ) . Calculate the values of C_p , C_v and gamma for the mixture.

if sum_(r=0)^(25).^(50)C_(r)(.^(50-r)C_(25-r))=k(.^(50)C_25) , then k equals: (a) 2^(25) (b) 2^(25)-1 (c) 2^(24) (d) 25^(2)

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