$1 \mathrm{g}$ atom of nitrogen represents ___________.

Important Questions on Some Basic Concepts of Chemistry

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Chemistry Crash Course MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Exercise 1>Q 32

 How many moles of electrons weigh one kilogram? 

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Chemistry Crash Course MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Exercise 1>Q 33

Which of the following has the maximum number of atoms?

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Chemistry Crash Course MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Exercise 1>Q 34

The number of sulphur atoms present in $0.2$ moles of ${\mathrm{S}}_8$ molecule is _________________________.

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Chemistry Crash Course MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Exercise 1>Q 35

The ratio of masses of oxygen and nitrogen in a particular gaseous mixture is $1:4$. The ratio of their number of molecules is

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Chemistry Crash Course MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Exercise 1>Q 36

The weight of $112 \mathrm{mL}$ of oxygen at $\mathrm{NTP}$ on liquefaction would be

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Chemistry Crash Course MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Exercise 1>Q 37

The number of moles of sodium oxide in $620 \mathrm{g}$ is _______.

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Chemistry Crash Course MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Exercise 1>Q 38

The number of water molecules in $1$ litre of water is __________

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Chemistry Crash Course MHT-CET>Chapter 1 - Some Basic Concepts of Chemistry>Exercise 1>Q 39

The number of gram-atom of oxygen in $6.02\times {10}^{24}$ of $\mathrm{CO}$ molecule is