Chemistry 24 carat of diamond is equal to 91% gold 200 g 95% mg 200 mg 91% gold 200 g 95% mg 200 mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is carbon oxygen hydrogen nitrogen carbon oxygen hydrogen nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The smog is essentially caused by the presence of O3 and N2 O2 and N2 Oxides of N and S O2 and O3 O3 and N2 O2 and N2 Oxides of N and S O2 and O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The quality of petrol is expressed in terms of Octane number Added unlead compounds Cetane number Gold number Octane number Added unlead compounds Cetane number Gold number ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a ‘green house gas’ ? Methane Nitrogen Carbon dioxide Chlorofluorocarbons Methane Nitrogen Carbon dioxide Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the inert gases can form compounds? Krypton Helium Argon Xenon Krypton Helium Argon Xenon ANSWER DOWNLOAD EXAMIANS APP
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