Chemistry An example of replenishable energy source is– Lignite Coal Petroleum Biomass Lignite Coal Petroleum Biomass ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume Conc. HNO3 and conc. H2SO4 Conc. HNO3 and conc. HCl Conc. HCl and conc. HNO3 Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HNO3 and conc. HCl Conc. HCl and conc. HNO3 Dil. HCl and dil. HNO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the maximum Water Vapour content in the atmosphere? 2 to 3 per cent 4 to 5 per cent 3 to 4 per cent 5 to 6 per cent 2 to 3 per cent 4 to 5 per cent 3 to 4 per cent 5 to 6 per cent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which mineral is the ore of aluminium ? Haematite Magnetite Siderite Bauxite Haematite Magnetite Siderite Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Sulphur dioxide Ethane Chloro fluoro carbon Carbon dioxide Sulphur dioxide Ethane Chloro fluoro carbon Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element is Oxygen Silicon Nitrogen Calcium Oxygen Silicon Nitrogen Calcium ANSWER DOWNLOAD EXAMIANS APP