Which of the following statements is incorrect for antibiotics?
An antibiotic must be a product of metabolism.
An antibiotic should promote the growth or survival of microorganisms.
An antibiotic is a synthetic substance produced as a structural analogue of naturally occurring antibiotic.
An antibiotic should be effective in low concentrations.
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5 g of Na2SO4 was dissolved in x g of H2O. The change in freezing point was found to be 3.820C. If Na2SO4 is 81.5% ionised, the value of x (K
A capacitor is made of two square plates each of side 'a' making a very small angle
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