Download App

Is Matter Around Us Pure? — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceIs Matter Around Us Pure?2 Marks
Question
What will happen if a saturated solution is: (i) heated, and (ii) cooled?
✓

Answer

If a saturated solution is heated to a higher temperature, then it becomes unsaturated. If a saturated solution is cooled to a lower temperature, then some of its dissolved solute will separate out in the form of solid crystals.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Que-Ans (Each of 2 Mark )" from Is Matter Around Us Pure?→Is Matter Around Us Pure? — all question types→Science STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

The mass number of an element is 23 and it contains 11 electrons. What is the number of protons and neutrons in it? What is the atomic number of the element?
→
What is the difference between the molecule of an element and the molecule of a compound? Give one example of each.
→
A boy tries to push a truck parked on the roadside.The truck does not move at all. Another boy pushes a bicycle moves through a certain distance. In which case was the work done more: on the truck or on the bicycle? Give a reason to support your answer.
→
When a ball is thrown inside a mocking bus, does its kinetic energy depend on the speed of the bus? Explain.
→

What is humification?

→

Write a short note on intercalary meristem.

→

In an experiment on studying the laws of reflection of sound, if the incident wave makes an angle of 35° with the rigid surface (wall), what will be the angle of reflection?

→

What is leucocyte count of normal humans?

→
Name the living components common to both the complex permanent tissues found in plants. What is its function?
→
Which of the following can be separated by using a separating funnel and which cannot be separated by using a separating funnel?
  1. Water and kerosene mixture.
  2. Water and acetone mixture.
Give reasons for your answer.
→