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Thermodynamics



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Q1. What is the observation on adding a solute crystal to a supersaturated solution?

(a) It becomes a colloidal solution
(b) The solute dissolves in the solution
(c) The solution desaturates
(d) The solute precipitates out of the solution

Q2. What is pumice stone an example of?

(a) Solid aerosol
(b) Emulsion
(c) Liquid aerosol
(d) Solid foam

Q3. What type of solution is Cranberry glass?

(a) Emulsion
(b) Solid sol
(c) Solid aerosol
(d) Gel

Q4. Which of the following is a true solution?

(a) Salt solution
(b) Ink
(c) Blood
(d) Starch solution

Q5. A supersaturated solution is not a metastable solution.

(a) True
(b) False
(c) Both acidolysis and aldehyde
(d) None of the mentioned

Q6. Which of the following is not a copper alloy?

(a) Bronze
(b) Stainless steel
(c) Brass
(d) Gunmetal

Q7. What is camphor in N2 gas an example of?

(a) Solid in liquid solution
(b) Liquid in gas solution
(c) Solid in gas solution
(d) Gas in gas solution

Q8. What is an alloy of copper and zinc called?

(a) Bronze
(b) German silver
(c) Brass
(d) Solder

Q9. The solution of mercury with other metals is called amalgam.

(a) True
(b) False
(c) Both acidolysis and aldehyde
(d) None of the mentioned

Q10. Which of the following is not a solid solution?

(a) Brass
(b) Bronze
(c) Hydrated salts
(d) Aerated drinks


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417 views

A Well Stoppered Thermos Flask Contains Some Ice Cubes. This Is An Example Of A

Modified 242 Year Ago Bhavna

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242 Year Ago

A Well Stoppered Thermos Flask Contains Some Ice Cubes. This Is An Example Of A

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Three Moles Of An Ideal Gas Expanded Spontaneously Into Vacuum. The Work Done Will Be

Modified 10 Year Ago

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Three Moles Of An Ideal Gas Expanded Spontaneously Into Vacuum. The Work Done Will Be

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In Order To Decompose 9 G Water 142.5 KJ Heat Is Required. Hence, The Enthalpy Of Formation Of Water Is

Modified 10 Year Ago

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10 Year Ago

In Order To Decompose 9 G Water 142.5 KJ Heat Is Required. Hence, The Enthalpy Of Formation Of Water Is

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352 views

Changes In A System From An Initial State To The Final State Were Made By A Different Manner That ΔH Remains Same But Q Changes Because

Modified 242 Year Ago

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242 Year Ago

Changes In A System From An Initial State To The Final State Were Made By A Different Manner That ΔH Remains Same But Q Changes Because

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349 views

If W Is The Amount Of Work Done By The System And Q Is The Amount Of Heat Supplied To The System. Identify The Type Of The System

Modified 242 Year Ago

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242 Year Ago

If W Is The Amount Of Work Done By The System And Q Is The Amount Of Heat Supplied To The System. Identify The Type Of The System

0 votes
0 Answer
335 views

The Entropy Change Involved In The Isothermal Reversible

Modified 319 Year Ago

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319 Year Ago

The Entropy Change Involved In The Isothermal Reversible

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305 views

Calculate The Amount Of Heat Evolved When 500 Cm^3 Of 0.1 M HCl Is Mixed With 200 Cm^3 Of 0.2 M NaOH.

Modified 10 Year Ago Bhuv

305
Bhuv
10 Year Ago

Calculate The Amount Of Heat Evolved When 500 Cm^3 Of 0.1 M HCl Is Mixed With 200 Cm^3 Of 0.2 M NaOH.

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