Bhavani das

Asked: October 30, 2020In: Class 9

Which postulate of Dalton’s atomic theory is the result of the law of conservation of mass?

NCERT Solutions for Class 9 Science Chapter 3 Atoms And Molecules NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-33 Questions No-3

Bhavani das

Asked: October 30, 2020In: Class 9

Which postulate of Dalton’s atomic theory can explain the law of definite proportions?

NCERT Solutions for Class 9 Science Chapter 3 Atoms And Molecules NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-33 Questions No-4

Bhavani das

Asked: October 30, 2020In: Class 9

Define the atomic mass unit.

NCERT Solutions for Class 9 Science Chapter 3 Atoms And Molecules NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-35 Questions No-1

Bhavani das

Asked: October 30, 2020In: Class 9

Why is it not possible to see an atom with naked eyes?

NCERT Solutions for Class 9 Science Chapter 3 Atoms And Molecules NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-35 Questions No-2

Bhavani das

Asked: October 30, 2020In: Class 9

Write down the formulae of sodium oxide.

NCERT Solutions for Class 9 Science Chapter 3 Atoms And Molecules NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-39 Questions No-1 Write down the formulae of: (i) sodium oxide (ii) aluminum chloride (iii) sodium suphide (iv) magnesium hydroxide

Bhavani das

Which postulate of Dalton’s atomic theory is the result of the law of conservation of mass?

Which postulate of Dalton’s atomic theory can explain the law of definite proportions?

Define the atomic mass unit.

Why is it not possible to see an atom with naked eyes?

Write down the formulae of sodium oxide.

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