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The visible universe is estimated to contain 1022 stars. How many moles of stars are present in the visible universe? - Science

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Question

The visible universe is estimated to contain 1022 stars. How many moles of stars are present in the visible universe?

Sum

Solution

1 mole of stars = 6.022 × 1023 stars

Number of moles of stars = `10^22/(6.023 xx 10^22)`

= 0.0166 moles

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Chapter 3: Atoms and Molecules [Page 22]

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NCERT Exemplar Science [English] Class 9
Chapter 3 Atoms and Molecules
Q 33. | Page 22

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