Chemistry The addition of gypsum to portland cement helps in : Reduction in the cost of cement Rapid setting of cement Preventing rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Rapid setting of cement Preventing rapid setting of cement Increasing the strength of cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pH of human blood is between : 6.5-7 4.5-5 7.5-8 44052 6.5-7 4.5-5 7.5-8 44052 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of oxygen in air is approximately 1 0.01 0.21 0.78 1 0.01 0.21 0.78 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of d-electrons in Fe2+ (Z = 26) is not equal to that of p-electrons in Ne(Z = 10) p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) d-electrons in Fe(Z = 26) p-electrons in Ne(Z = 10) p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) d-electrons in Fe(Z = 26) ANSWER DOWNLOAD EXAMIANS APP
Chemistry In organic compounds, nitrogen is estimated by Carius method Liebig's method Dumas method Victor-Meyer's method Carius method Liebig's method Dumas method Victor-Meyer's method ANSWER DOWNLOAD EXAMIANS APP
Chemistry Colour imparted to the Bunsen flame by strontium salt is Apple-green Bluish green Crimson red Brick red Apple-green Bluish green Crimson red Brick red ANSWER DOWNLOAD EXAMIANS APP