Chemistry The substance that is added to make natural rubber strong and more bouncy is Chlorine Sponge Sulphur Polythene Chlorine Sponge Sulphur Polythene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of quartz is Sodium silicate Sodium phosphate Calcium phosphate Calcium oxide Sodium silicate Sodium phosphate Calcium phosphate Calcium oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fiber least prone to catch fire is Terylene Cotton Polyester Nylon Terylene Cotton Polyester Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The temperature of oxy-acetylene flame is around 2800°C 3600°C 4000°C 3200°C 2800°C 3600°C 4000°C 3200°C ANSWER DOWNLOAD EXAMIANS APP
Chemistry Greenhouse effect is caused by Nitrogen Nitrogen dioxide Carbon monoxide Carbon dioxide Nitrogen Nitrogen dioxide Carbon monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the atmosphere is mainly caused by Chlorofluorocarbon Hydrogen sulphide Nitrogen dioxide Sulphur dioxide Chlorofluorocarbon Hydrogen sulphide Nitrogen dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
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