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Solution:
Molality (m) is defined as the number of moles of the solute per kilogram (kg) of the solvent and is expressed as:
= Moles of solu
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Find CBSE, ICSE State Boards Textbook Solutions of Class 8 to 12 of all subjects. Read NCERT Textbooks Questions and Answers & Find Previous year solved papers.
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CBSE NCERT Solutions Class 12 Political Science. Free online Political Science NCERT Textbooks Questions and Answers. Students can find Political Science 2018-19 syllabus, marking scheme, solved sample papers and previous year papers

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(b) The amount of work done to separate the charges at infinity will be equal to potential energy.
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A reaction is second order in A and first order in B.
Differential rate equation:-
 (ii) On increasing the concentration of A three times i.e. 3A:
Rate = k[3A
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A large number of international leaders attended the inauguration to support and praise the people of South Africa in their victory for justice, for peace and h
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The below figure shows the plot of potential energy of a pair of nucleons as a function of their separation. 
AB represents repulsive force and part BCD reprt
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The First World War had created a new economic and political situation in India.(i) It led to a huge increase in defense expenditures which were financed by war
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The following words of Mr. Hamel shocked and surprised little Franz. They were thunderclap to him. “My children, this is the last lesson I shall give you. Th
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Let f(x) = tan x∴ f is continuous at x = aBut a is any member of Df∴ f is continuous at every point of the domain,∴ tan x is continuous at every point of
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