Chemistry The material used in solar cells contains Silicon Thallium Caesium Tin Silicon Thallium Caesium Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Litmus is obtained from A fungus A bacterium An alga Lichen A fungus A bacterium An alga Lichen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the correct sequence of countries in terms of maximum carbon dioxide emission? China, India, European Union, USA USA, India, China, European Union European Union, China, USA, India China, USA, European Union, India China, India, European Union, USA USA, India, China, European Union European Union, China, USA, India China, USA, European Union, India ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ is used for making vinegar. Tartaric acid Acetic acid Malic acid Oxalic acid Tartaric acid Acetic acid Malic acid Oxalic 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? 1/8 1/6 1/4 1/3 1/8 1/6 1/4 1/3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The BOD values of water indicate the Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical oxidation Amount of organic debris Amount of oxygen used for biochemical reduction Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical oxidation Amount of organic debris Amount of oxygen used for biochemical reduction ANSWER DOWNLOAD EXAMIANS APP
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