Chemistry The percentage of oxygen in air is approximately 0.01 1 0.78 0.21 0.01 1 0.78 0.21 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water is Tap water Ground water Distilled water Rain water Tap water Ground water Distilled water Rain water ANSWER DOWNLOAD EXAMIANS APP
Chemistry A thick paste of cement, sand and water is called Concrete Mortar R.C.C. Kiln Concrete Mortar R.C.C. Kiln ANSWER DOWNLOAD EXAMIANS APP
Chemistry A detergent is a Cleansing agent Catalyst Drug Soap Cleansing agent Catalyst Drug Soap ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver nitrate solution is kept in brown bottles in laboratory because Brown bottles react with it It reacts with ordinary white bottles Brown bottles do not react with it Brown bottles stops the passage of light through it Brown bottles react with it It reacts with ordinary white bottles Brown bottles do not react with it Brown bottles stops the passage of light through it ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Copper Bauxite Iron Manganese Copper Bauxite Iron Manganese ANSWER DOWNLOAD EXAMIANS APP