Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume Conc. HNO3 and conc. HCl Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. HCl Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HCl and conc. HNO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material which can be deformed permanently by heat and pressure is called a polymer thermoplastic chemical compound thermoset polymer thermoplastic chemical compound thermoset ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk tastes sour when it is left in open for some time. This happens due to the formation of Acetic acid Lactic acid Citric acid Carbonic acid Acetic acid Lactic acid Citric acid Carbonic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is a natural colloid ? Urea Sodium chloride Blood Cane-sugar Urea Sodium chloride Blood Cane-sugar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial nitric acid is coloured because it contains dissolved : Nitrogen dioxide Coloured impurities Oxygen Nitrous oxide Nitrogen dioxide Coloured impurities Oxygen Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Setting of plaster of paris involves Dehydration process Oxidation process Reduction process Hydration to form other hydrates Dehydration process Oxidation process Reduction process Hydration to form other hydrates ANSWER DOWNLOAD EXAMIANS APP