Tiwari Academy Discussion

Prisha Garg

Asked: October 22, 2020In: Class 9

Which separation techniques will you apply for the separation of Wheat grains from husk.

NCERT Solution for Class 9 Science Chapter 2 Is Matter Around Us Pure NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-28 Questions No-1 Part-9

Prisha Garg

Asked: October 22, 2020In: Class 9

Which separation techniques will you apply for the separation of Fine mud particles suspended in water.

NCERT Solution for Class 9 Science Chapter 2 Is Matter Around Us Pure NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-28 Questions No-1 Part-10

Prisha Garg

Asked: October 22, 2020In: Class 9

Write the steps you would use for making tea. Use the words solution, solvent, solute, dissolve, soluble, insoluble, filtrate and residue.

NCERT Solutions for Class 9 Science Chapter 2 Is Matter Around Us Pure NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-28 Questions No-2

Sriansh Singh

Asked: October 22, 2020In: Class 9

Which separation techniques will you apply for the separation of Oil from water.

NCERT Solutions for Class 9 Science Chapter 2 Is Matter Around Us Pure NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-28 Questions No-1 Part-6

Anaya Thakur

Asked: October 22, 2020In: Class 9

What is meant by a pure substance?

NCERT Solution for Class 9 Science Chapter 2 Is Matter Around Us Pure NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-15 Questions No-1

Anaya Thakur

Asked: October 22, 2020In: Class 9

List the points of differences between homogeneous and heterogeneous mixtures.

NCERT Solution for Class 9 Science Chapter 2 Is Matter Around Us Pure NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-15 Questions No-2

Anaya Thakur

Asked: October 22, 2020In: Class 9

Differentiate between homogeneous and heterogeneous mixtures with examples.

NCERT Solution for Class 9 Science Chapter 2 Is Matter Around Us Pure NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-18 Questions No-1

Anaya Thakur

Asked: October 22, 2020In: Class 9

How are sol, solution and suspension different from each other?

NCERT Solution for Class 9 Science Chapter 2 Is Matter Around Us Pure NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-18 Questions No-2

Anaya Thakur

Asked: October 22, 2020In: Class 9

To make a saturated solution, 36 g of sodium chloride is dissolved in 100 g of water at 293 K. Find its concentration at this temperature.

NCERT Solution for Class 9 Science Chapter 2 Is Matter Around Us Pure NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-18 Questions No-3

Anaya Thakur

Asked: October 22, 2020In: Class 9

How will you separate a mixture containing kerosene and petrol (difference in their boiling points is more than 25ºC), which are miscible with each other?

NCERT Solution for Class 9 Science Chapter 2 Is Matter Around Us Pure NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-24 Questions No-1

Which separation techniques will you apply for the separation of Wheat grains from husk.

Which separation techniques will you apply for the separation of Fine mud particles suspended in water.

Write the steps you would use for making tea. Use the words solution, solvent, solute, dissolve, soluble, insoluble, filtrate and residue.

Which separation techniques will you apply for the separation of Oil from water.

What is meant by a pure substance?

List the points of differences between homogeneous and heterogeneous mixtures.

Differentiate between homogeneous and heterogeneous mixtures with examples.

How are sol, solution and suspension different from each other?

To make a saturated solution, 36 g of sodium chloride is dissolved in 100 g of water at 293 K. Find its concentration at this temperature.

How will you separate a mixture containing kerosene and petrol (difference in their boiling points is more than 25ºC), which are miscible with each other?

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