Advertisements
Advertisements
प्रश्न
Which of the following represents the solubility of sugar in water at 20°C ?
पर्याय
21 g
204 g
37 g
164 g
Advertisements
उत्तर
204 g
Solubility of a substance in water is defined as the maximum amount of solute that can be dissolved in 100 g of water at a given temperature. The solubility of sugar in water at 20⁰C is 204 g.
APPEARS IN
संबंधित प्रश्न
Fill in the blank :
The state of matter with definite volume and definite shape is called______
Classify the following into elements, compounds and mixtures:
- Sodium
- Soil
- Sugar solution
- Silver
- Calcium carbonate
- Tin
- Silicon
- Coal
- Air
- Soap
- Methane
- Carbon dioxide
- Blood
An inflated balloon full of air goes down slowly (becomes smaller and smaller slowly) even though the knot at the mouth of the balloon is airtight. And after a week all the air has escaped from the balloon. Explain how the air particles got out of the balloon.
Name a non-metal which is a good conductor of electricity.
Which type of elements, metals or non-metals, show the property of brittleness ?
What is meant by saying that metals are lustrous ?
State any two properties for believing that aluminium is a metal.
Name a metal which is yellow in colour.
Out of a colloid, solution and a suspension :
which one has the smallest particles ?
A solution contains 5.6 mL of alcohol mixed with 75 mL of water. Calculate the concentration of this solution.
Define Foam Give one example.
What difference in the properties of oil and water enable their separation by a separating funnel ?
Which technique is used in a washing machine to squeeze out water from wet clothes while drying ?
Fill in the following blanks with suitable words :
A heterogeneous mixture of liquid and solid is conveniently separated by...............
Describe a method to separate a mixture of common salt and sand.
How will you separate iron pins from sand ?
There are three liquids A, B and C, all having different densities and different boiling points. Liquids A and C are organic in nature whereas liquid B is considered to be inorganic. When liquids A and B are put together in a container, they form a single layer. On the other hand, when, liquids B and C are mixed, they form two separate layers :
(a) Which process will you use to separate a mixture of A and B ?
(b) Which method will you use to separate a mixture of B and C ?
(c) Name the liquids which would behave like (i) A (ii) B and (iii) C.
Matter is made up of ______.
All the matter made of ______.
Which statement is not correct for a mixture
