Chemistry The number of neutrons present in an element having mass number 226 and atomic number 88 is : 314 88 138 50 314 88 138 50 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal does not give H2 on treatment with dilute HCL is Ca Fe Zn Ag Ca Fe Zn Ag ANSWER DOWNLOAD EXAMIANS APP
Chemistry What are the number of moles of CO2 which contains 16 g of oxygen? 0.25 mole 0.2 mole 0.4 mole 0.5 mole 0.25 mole 0.2 mole 0.4 mole 0.5 mole ANSWER DOWNLOAD EXAMIANS APP
Chemistry High concentration hydrocarbon pollutants in atmospheric air causes Silicosis Cancer Reduced crop yield Respiratory diseases (e.g.asthma) Silicosis Cancer Reduced crop yield Respiratory diseases (e.g.asthma) ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to extinguish fire is Neon Nitrogen Carbon dioxide Carbon monoxide Neon Nitrogen Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following commonly used materials, the one that is not an alloy is Steel Brass Copper Bronze Steel Brass Copper Bronze ANSWER DOWNLOAD EXAMIANS APP
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