Chemistry The quality of petrol is expressed in terms of Octane number Gold number Added unlead compounds Cetane number Octane number Gold number Added unlead compounds Cetane number ANSWER DOWNLOAD EXAMIANS APP
Chemistry The names of the scientists, Newlands, Mendeleev, and Meyer are associated with the development of metallurgy discovery of elements atomic structure periodic table of contents metallurgy discovery of elements atomic structure periodic table of contents ANSWER DOWNLOAD EXAMIANS APP
Chemistry 0.01 mole of NaOH is added to 10 liters of water. The pH of water changes by 3 7 4 6 3 7 4 6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry By-product obtained by soap industry is Caustic soda Caustic potash Glycerol Naphthalene Caustic soda Caustic potash Glycerol Naphthalene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used bleaching agent is carbon dioxide sodium chlorine chlorine alcohol carbon dioxide sodium chlorine chlorine alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following statement is correct ?Ozone is found in the earth's atmosphere mostly between 50 and 100 km 20 and 50 km 10 and 20 km 5 and 10 km 50 and 100 km 20 and 50 km 10 and 20 km 5 and 10 km ANSWER DOWNLOAD EXAMIANS APP
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