Category: Chemistry
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A sample of an ideal gas expands reversibly and isothermally at 300 K from a volume of 2 L to 10 L. The number of moles of the gas is 1 mole. Calculate the work done by the gas during the expansion. Use the formula for reversible isothermal expansion: w = -nRT lnleft(frac{V_2}{V_1}right) Given: =…
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Chemistry ek bahut bada subject hai. Kya aap Atomic Structure, Chemical Reactions, ya Periodic Table ke baare mein
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Method used for separation of mixture of products obtained in the following reaction is
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In liquids particles are loosely packed,it has weaker interparticle forces than solids,it has no definite shape nor a definite volume,particles of liquids can slide over each other and allows force,liquids has no effect of pressure and are highly incompressible.
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The objectives of the question were to analyze to role of organic chemistry in our daily life.
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Tell 2-3 differences for 5 marks.
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1. English language belongs to which language family? A. Indo-European B. Dravidian C. Sino-Tibetan D. Semitic Ans: A 2. English is a member of which group? A. Germanic B. Celtic C. Latin D. Greek Ans: A 3. Who wrote The Story of English? A. Robert McCrum B. William Shakespeare C. John Milton D. Francis Bacon…