Chemistry Which of the following is used to increase the anti-knocking property of petrol ? Triethyl lead Trimethyl lead Tetramethyl lead Tetraethyl lead Triethyl lead Trimethyl lead Tetramethyl lead Tetraethyl lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is a natural colloid ? Cane-sugar Blood Urea Sodium chloride Cane-sugar Blood Urea Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound used in pricklyheat powder to prevent excessive sweating is Sulphuric acid Phosphoric acid Boric acid Carbonic acid Sulphuric acid Phosphoric acid Boric acid Carbonic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Epsom salt is used As purgative In making tooth paste In paper industry In softening water As purgative In making tooth paste In paper industry In softening water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following methods is used in determining the number average molar mass of a macromolecule Light scattering Sedimentation equilibrium Viscosity Osmotic pressure Light scattering Sedimentation equilibrium Viscosity Osmotic pressure ANSWER DOWNLOAD EXAMIANS APP
Chemistry The amount of chlorine available in water after disinfection is called as Residual chlorine Free chlorine Free available chlorine Combined available chlorine Residual chlorine Free chlorine Free available chlorine Combined available chlorine ANSWER DOWNLOAD EXAMIANS APP
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