Chemistry The process of removing calcium and magnesium from hard water is known as Water softening Sedimentation Filtration Flocculation Water softening Sedimentation Filtration Flocculation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nylon is a type of Polyamide Acrylic Polyolefin Polyester Polyamide Acrylic Polyolefin Polyester ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is an example of noble gas ? Nitrogen Helium Hydrogen Chlorine Nitrogen Helium Hydrogen Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most electronegative element among the following is fluorine bromine oxygen sodium fluorine bromine oxygen sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid used in lead storage cells is Hydrochloric acid Sulphuric acid Nitric acid Phosphoric acid Hydrochloric acid Sulphuric acid Nitric acid Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which type of fire extinguisher is used for petroleum fire ? Soda acid type Foam type Powder type None of these Soda acid type Foam type Powder type None of these ANSWER DOWNLOAD EXAMIANS APP
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