Chemistry Milk tastes sour when kept in the open for sometime due to the formation of Carbonic acid Citric acid Lactic acid Acetic acid Carbonic acid Citric acid Lactic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/4 1/8 1/6 1/3 1/4 1/8 1/6 1/3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is caused by the higher concentration of Nitrogen and Phosphorous ? Eutrophication Alkalinity Acidity Hardness Eutrophication Alkalinity Acidity Hardness ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particle having no mass and no charge, but only spin is Meson Electron Proton Neutrino Meson Electron Proton Neutrino ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that causes suffocation and death when coal or coke is burnt in a closed room is Carbon monoxide Carbon di-oxide Ethane Methane Carbon monoxide Carbon di-oxide Ethane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atomic number is the number equal to Protons None of these Electrons Neutrons Protons None of these Electrons Neutrons ANSWER DOWNLOAD EXAMIANS APP
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