Physics, asked by homsomumar, 9 months ago

) Calculate the total time taken for a 100 W heater to heat 2 kg of ice at -20 0C to water at 30 0C. [5]
(take specific heat capacity of ice =2100 J kg-1 0C-1 ;
specific heat capacity of water 4200 J kg-1 0C-1 ;
specific latent heat of fusion of ice =340,000 J kg-1

Answers

Answered by ritikchanderiya5
1

Explanation:

The three-dimensional structure of a double-stranded DNA molecule may be described by distinguishing the helical turns of the DNA duplex from any superhelical turns that might be superimposed upon the duplex turns. ... These results are interpreted as showing that human DNA is supercoiled.

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