Chemistry Supersonic jet causes pollution by thinning of O3 layer CO2 layer O 2 layer SO2 layer O3 layer CO2 layer O 2 layer SO2 layer ANSWER DOWNLOAD EXAMIANS APP
Chemistry The inexpensive and commonly used variety of glass is called soda glass. is made using soda lime was initially used for storing sodium carbonate is made using soda(sodium carbonate) was used initially for making bottles of soda(carbonated drink) is made using soda lime was initially used for storing sodium carbonate is made using soda(sodium carbonate) was used initially for making bottles of soda(carbonated drink) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of same element having different mass numbers are called________ Isotones Isotopes Isomers Isobars Isotones Isotopes Isomers Isobars ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which method will be employed to test the hardness of water? Distillation Boiling None of these Formation of lather with soap Distillation Boiling None of these Formation of lather with soap ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which amidst the following is not a gem stone ? Pearl Cat's-eye Topaz Opal Pearl Cat's-eye Topaz Opal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used bleaching agent is alcohol chlorine carbon dioxide sodium chlorine alcohol chlorine carbon dioxide sodium chlorine ANSWER DOWNLOAD EXAMIANS APP
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