Questions asked by Prachi D.
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2 mole of an ideal gas expanded isothermally and reversibly from 1L to 10L at 300K. What is the enthalpy change??
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Calculate molality of a #"1-L"# solution of #93%# #"H"_2"SO"_4# mass by volume. The density of the solution is #"1.84 g/mL"# ?
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Molarity of 4% (W/V) NaOH would be ??
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8 g NaOH is dissolved in 250 ml solution. If solution is diluted to 500 ml then moles of NaOH and molarity of dilute solution would be ?
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Why cant we create wormholes and black hole??