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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा १०

Give an example of gas in gas. - Science

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प्रश्न

Give an example of gas in gas.

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उत्तर

Gas in gas – He – O2 gas

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अध्याय 9: Solutions - Evaluation [पृष्ठ १३५]

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सामाचीर कलवी Science [English] Class 10 SSLC TN Board
अध्याय 9 Solutions
Evaluation | Q V. 3. iv) | पृष्ठ १३५

संबंधित प्रश्न

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


Explain the following giving an example.

Suspension


Define the term: Solution


Give an example of gas in a liquid.


Give an example of solid in solid.


Smoke and fog both are aerosols. In what way are they different?


The teacher instructed three students ‘A’, ‘B’ and ‘C’ respectively to prepare a 50% (mass by volume) solution of sodium hydroxide (NaOH). ‘A’ dissolved 50g of NaOH in 100 mL of water, ‘B’ dissolved 50g of NaOH in 100g of water while ‘C’ dissolved 50g of NaOH in water to make 100 mL of solution. Which one of them has made the desired solution and why?


Name the process associated with the following

A potassium permanganate crystal is in a beaker and water is poured into the beaker with stirring.


A solution is always a liquid. Comment.


Can a solution be heterogeneous?


During an experiment, the students were asked to prepare a 10% (Mass/Mass) solution of sugar in water. Ramesh dissolved 10g of sugar in 100g of water while Sarika prepared it by dissolving 10g of sugar in water to make 100g of the solution.

(a) Are the two solutions of the same concentration

(b) Compare the mass % of the two solutions.


Arun has prepared a 0.01% (by mass) solution of sodium chloride in water. Which of the following correctly represents the composition of the solutions?


When the solid (Solute) dissolves in a liquid (Solvent), it becomes a solution.


______ is the major difference between true solutions, suspensions, and colloids.


What is the solvent?


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