Answers

  • Brainly User
2014-07-16T08:49:27+05:30
Acc to dulong and petit's law:-
specific heat multiplied by at. wt = 6.4
so,
0.836*at wt= 6.4
at.wt=6.4 / 0.836, which is equal to 7.7j/g
the element must be lithium

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thanks.......for ur help
my pleasure!!!!