Chemistry Cement is usually a mixture of : Lime stone and silicon dioxide Calcium silicate and calcium aluminate Calcium silicate and calcium ferrate Calcium aluminate and calcium ferrate Lime stone and silicon dioxide Calcium silicate and calcium aluminate Calcium silicate and calcium ferrate Calcium aluminate and calcium ferrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most suitable unit for expressing nuclear radius is : Nanometre Micron Fermi Angstrom Nanometre Micron Fermi Angstrom ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main source of lead pollution is from Sewage Leaded gasoline Insecticides Tobacco Sewage Leaded gasoline Insecticides Tobacco ANSWER DOWNLOAD EXAMIANS APP
Chemistry The noble gas used in radiotherapy is Xenon Radon Neon Argon Xenon Radon Neon Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coloured discharge tubes for advertisement mainly contain Argon Neon Helium Xenon Argon Neon Helium Xenon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas causing acid rain in an industrial area is Carbon dioxide Methane Carbon monoxide Sulphur dioxide Carbon dioxide Methane Carbon monoxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
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