(A) Following types of solutions are seen on the basis of physical state of solute and solvent [if water is used as a solvent, the solution is called aqueous solution
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Solution will contain 20 g of ethylene glycol and 80 g of water. Molar mass of C. 2. H. 6. O. 2. = 12 × 2 + 1 × 6 + 16 × 2 = 62 g mol–1. Moles of C2H6O2 =.
Chemistry. Calculate the mole fraction of ethylene glycol (C. 2. H. 6. O. 2. ) in a solution containing 20% of C2H6O2 by mass.
CBSE NCERT Solutions for Class 12 chemistry Chapter 2. Exercises Q.2. Write IUPAC name of the following compound : Solution: ... NCERT Chemistry (Vol 2).
Calculate the mole fraction of benzene in solution containing 30% by mass in carbon tetrachloride. Solution: Give % by mass C6H6 in CCl4 = 30%.
Electrochemistry. As mentioned earlier (Class XI Unit 8) a galvanic cell is an the electrodes dip in the same electrolyte solution and in such cases we.
2. CH. 3. Example 10.3. Solution. (b) By electrophilic substitution The carbocation thus formed gets stabilised through resonance (Unit 12 Class XI) as.
The present exercise of syllabus development in Chemistry at Higher Secondary Stage is based on this framework. Salient features of the present syllabus are
Solution: For alkyl halides having the same alkyl group the boiling point increases with an increase in the atomic mass of the halogen atom
vitamin B12 are coordination compounds of magnesium adding excess silver nitrate solution in cold but some remained in solution. 9.1 Werner's.
The general formulas of these classes of compounds are given below: 2015-16. Page 2. 350. Chemistry. Aldehydes ketones and carboxylic acids are widespread in
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