Chemistry The water pollution in river is measured by the dissolved amount of Oxygen Chlorine Ozone Nitrogen Oxygen Chlorine Ozone Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fiber least prone to catch fire is Polyester Nylon Cotton Terylene Polyester Nylon Cotton Terylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The third shell of an atom can have a maximum of ______ electrons 15 13 18 21 15 13 18 21 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant rare gas in the atmosphere is Xe He Ne Ar Xe He Ne Ar ANSWER DOWNLOAD EXAMIANS APP
Chemistry One of the following is used to dissolve noble metals. That is Aqua ragia Nitric acid Hydrochloric acid Sulphuric acid Aqua ragia Nitric acid Hydrochloric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is an example of noble gas ? Chlorine Hydrogen Nitrogen Helium Chlorine Hydrogen Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
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