Chemistry Coal is formed from Compressed and hardened biomass Crude oil Deposit of animal waste Coke Compressed and hardened biomass Crude oil Deposit of animal waste Coke ANSWER DOWNLOAD EXAMIANS APP
Chemistry The advantage of detergents over soaps is Detergents give lather even with hard water Detergents are soluble in water Soaps give lather with only soft water Detergents could not give much lather Detergents give lather even with hard water Detergents are soluble in water Soaps give lather with only soft water Detergents could not give much lather ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heating of a ore below its melting point in the absence of air is known as Calcination Refining Roasting Smelting Calcination Refining Roasting Smelting ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of copper in drinking water in mg/L is 1 0.05 2 0.01 1 0.05 2 0.01 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Metal are good conductors, because They contain reflecting surface They contain free electrons The molecules in them are very close to each other The molecules in them collide very freely They contain reflecting surface They contain free electrons The molecules in them are very close to each other The molecules in them collide very freely ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is heaviest naturally-occurring element of the periodic element Iron Uranium Thorium Rhodium Iron Uranium Thorium Rhodium ANSWER DOWNLOAD EXAMIANS APP