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Calculate the number of molecules of sulphur(S_8) present in 1

Science

Class 9

NCERT

Chapter 1: Matter in Our Surroundings

9 questions

Chapter 2: Is Matter Around Us Pure?

13 questions

Chapter 3: Atoms and Molecules

16 questions

What is the mass of :

(a)

0.2

mole of oxygen atoms?

(b)

0.5

mole of water molecules?

Calculate the number of molecules of sulphur

(S_{8})

present in

16 g

of solid sulphur.

Calculate the number of aluminum ions present in 0.051g of aluminum oxide.

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Chapter 4: Structure of the Atom

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Chapter 5: The Fundamental Unit of Life

10 questions

Chapter 6: Tissues

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Chapter 7: Diversity in Living Organisms

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Chapter 8: Motion

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Chapter 9: Force and Laws of Motion

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Chapter 10: Work and Energy

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Chapter 11: Sound

25 questions

Chapter 12: Why do We Fall Ill?

6 questions

Chapter 13: Natural Resourses

6 questions

Chapter 14: Improvement in Food Resources

Chapter 15: Gravitation

29 questions

Question

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Solving time: 4 mins

Calculate the number of molecules of sulphur $(S_{8})$ present in $16 g$ of solid sulphur.

Views: 5,819 students

Updated on: May 17, 2023

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Science (NCERT)

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Calculate the number of molecules of sulphur

(S_{8})

present in

16 g

of solid sulphur.

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Text solutionVerified

Moles of

S_{8}

=

\frac{16}{256} = \frac{1}{16} m o l

Number of molecules

= \frac{N _{A}}{16} = \frac{6.023 \times 1 0 ^{23}}{16} = 3.76 \times 1 0^{22}

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Practice more questions from Science (NCERT)

What is the mass of :

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0.5

mole of water molecules?

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Question Text	Calculate the number of molecules of sulphur $(S_{8})$ present in $16 g$ of solid sulphur.
Updated On	May 17, 2023
Topic	Atoms and Molecules
Subject	Science
Class	Class 9
Answer Type	Text solution:1 Video solution: 11
Upvotes	1156
Avg. Video Duration	5 min

Calculate the number of molecules of sulphur $(S_{8})$ present in $16 g$ of solid sulphur.

Text solutionVerified

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