What will the change in temperature be when 90 J are applied to 15 g of gold. (Cgold = 0.126 J/gºC)
2 answers:
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We know 1 mole of any atom or molecules contains atom or molecules.
1 mole of HBr i.e 81 gm/mol contains atom or molecules.
So, mass of molecules is :
Therefore, mass of molecules is 1.21 gm .
Hence, this is the required solution.