Chemistry The purest form of water is Tap water Distilled water Ground water Rain water Tap water Distilled water Ground water Rain water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is 4.84 x 1017 6.023 x 1019 6.023 x 1023 1.568 x 103 4.84 x 1017 6.023 x 1019 6.023 x 1023 1.568 x 103 ANSWER DOWNLOAD EXAMIANS APP
Chemistry A thick paste of cement, sand and water is called R.C.C. Kiln Mortar Concrete R.C.C. Kiln Mortar Concrete ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Chloro fluoro carbon Sulphur dioxide Carbon dioxide Ethane Chloro fluoro carbon Sulphur dioxide Carbon dioxide Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used to restore the colour of old oilpaintings ? Sodium peroxide Barium peroxide Ozone Hydrogen peroxide Sodium peroxide Barium peroxide Ozone Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is a polymer of Isopentane Isobutane Isoprene Chloroprene Isopentane Isobutane Isoprene Chloroprene ANSWER DOWNLOAD EXAMIANS APP