Question

12.044×10^21 particles of h2o = moles

Answer 1

Answer:

No.of moles= no.of molecules / avagadro number

=12.044×10^21/6.023× 10^23

= 1.99×10^-2=0.02(approx)

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Answer 2

Answer:

photosynthesis is the process by which green plants prepare food