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According to Bohr's principle, the relation between principle quantum number and radius of orbit is: (1) r ∞ n (2) r ∞ n 2 (3) ∞1/n (4) r∞ 1/ n 2 Ans: r
Applications of potentiometry: One of the most common and earliest applications of potentiometry is pH determination, and titration for the determination of electro active spe
The electronic configuration (outermost) of Mn +2 ion (atomic number of Mn= 25 ) in its ground state is: (1) 3d 5 , 4s o (2) 3d 4 , 4s 1 (3
Q. What do you mean by Dehydration? The word dehydration usually refers to the use of controlled conditions of heating, with the forced circulation of air/artificial dryer as
explain the law of chemical combination
Plant-based Sources of Antioxidants I. Vitamin C (ascorbic acid) - blackcurrants, green peppers, guava, gourds, greens, strawberries, kiwi fruits, citrus fruits, paw - paws
Q. Define Conjugate acid-base pair and buffer? Buffers are substances that resist changes in pH. To "balance pH" means to buffer. Weak acids and bases make good buffers.
Freons - Halogen Derivatives The chloro fluoro that is derivatives of methane and ethane are called freons. Some of the derivatives are: CHF 2 Cl (monochlorodifluoromethane)
Cellulose - Biomolecules Cellulose is found in all plants and thus is the most abundant of all carbohydrates. It is the substance required to form cell walls and another struct
Calculate the total heat (in J) needed to convert .777 moles of gaseous ethanol at 300 degrees C and 1 atm to liquid ethanol at 25 degrees C and 1 atm. Extra info: b.p. 78.5 degree
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