मराठी

Which of the following contains maximum number of molecules? - Science

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प्रश्न

Which of the following contains maximum number of molecules?

पर्याय

  • 1g CO2

  • 1g N2

  • 1g H2

  • 1g CH4

MCQ

उत्तर

1g H2

ag of CO2 = `1/44 xx 6.022 xx 10^23` molecules

= 1.368 x 1022 molecules

1g of N2 = `1/28 xx 6.022 xx 10^23` molecules

= 2.15 × 1022 molecules

1g of H2 = `1/2 xx 6.022 xx 10^23` molecules

= 3.011 × 1023 molecules

1 g of CH4 = `1/16 xx 6.022 xx 10^23` molecules

= 3.76 × 1022 molecules

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पाठ 3: Atoms and Molecules - Multiple Choice Questions [पृष्ठ १९]

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एनसीईआरटी एक्झांप्लर Science [English] Class 9
पाठ 3 Atoms and Molecules
Multiple Choice Questions | Q 7. | पृष्ठ १९
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