Description : Whon invented the Logarithm tables?
Last Answer : John Napier.
Description : Aquaregia is a mixture of the following in the ratio 1 : 3 by volume– (1) cone. HNO3 and cone. HCL (2) conc. HNO3 and conc. H2SO4 (3) dil. HCl and dil. HNO3 (4) cone. HCl and cone. HNO3
Last Answer : (3) dil. HCl and dil. HNO3 Explanation: Aqua regia or nitro-hydrochloric acid is a highly corrosive mixture of acids which is formed by freshly mixing concentrated Nitric acid (HNO3) and Hydrochloric acid (HCl), optimally in a volume ratio of 1:3. It is used in dissolving gold.
Description : The ratio of Hydrochloric acid and Nitric acid in Aquaregia?
Last Answer : 3:1
Description : Aquaregia is a mixture of HCl and HNO 3 in the ratio
Last Answer : 3:1.
Description : What is aquaregia?
Last Answer : Aquaregia is a mixture of concentrated hydrochloric acid and concentrated nitric acid in the ratio 3:1
Description : Aquaregia is a mixture of the following in the ratio 1 : 3 by volume (1) conc. HNO3 and conc. HCl (2) conc. HNO3 and conc. H2 SO4 (3) dil. HCl and dil. HNO3 (4) conc. HCl and conc. HNO3
Last Answer : dil. HCl and dil. HNO3
Description : What is mainly obtained from bauxite? (a) Copper (b) Aluminium (c) Iron (d) Gold
Last Answer : Ans:(b)