Chemistry The scientist who experimentally proved the existance of positron is Bohr Anderson Bethe Fermi Bohr Anderson Bethe Fermi ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galena is a mineral of Calcium Lead Iron Gold Calcium Lead Iron Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mineral containing both magnesium and calcium is carnallite calcite dolomite magnesite carnallite calcite dolomite magnesite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of Ozone layer is mainly due to Aviation fuels Radioactive rays Chlorofluorocarbons Volcanic eruptions Aviation fuels Radioactive rays Chlorofluorocarbons Volcanic eruptions ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name of sodium bicarbonate is Baking soda Baking powder Soda lime Soda ash Baking soda Baking powder Soda lime Soda ash ANSWER DOWNLOAD EXAMIANS APP
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