Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Ozone Carbon dioxide Water vapour Carbon monoxide Ozone Carbon dioxide Water vapour Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3 zero 4 2 5 zero 4 2 5 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metal pollution of water is caused by: Paints Acid Plants Domestic sewage Wood burning Paints Acid Plants Domestic sewage Wood burning ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silica gel is a Flavouring agent Moisturizer Delicious food Drying agent Flavouring agent Moisturizer Delicious food Drying agent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chile saltpeter is the common name of: Sodium nitrate Potassium nitrite Potassium nitrate Sodium nitrite Sodium nitrate Potassium nitrite Potassium nitrate Sodium nitrite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance that is added to make natural rubber strong and more bouncy is Polythene Chlorine Sulphur Sponge Polythene Chlorine Sulphur Sponge ANSWER DOWNLOAD EXAMIANS APP
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