Chemistry Which of the following is not a precious/semi-precious stone? Pearl Ruby Emerald Sapphire Pearl Ruby Emerald Sapphire ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of moles of solute present in 1 kg of a solvent is called its molarity molality normality formality molarity molality normality formality ANSWER DOWNLOAD EXAMIANS APP
Chemistry Taj Mahal is greatly affected due to : Sound pollution Acid rain Deforestation Tourists Sound pollution Acid rain Deforestation Tourists ANSWER DOWNLOAD EXAMIANS APP
Chemistry The buffer action of blood is due to the presence of [HCO3]– and H2CO3 CI– and [HCO3]– HCI and NaCI CI– and [CO3]2– [HCO3]– and H2CO3 CI– and [HCO3]– HCI and NaCI CI– and [CO3]2– ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals does not react with water to produce Hydrogen ? Lithium Sodium Potassium Cadmium Lithium Sodium Potassium Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful Solar infrared radiation CO2 in the air Solar ultraviolet radiation SO2 in the air Solar infrared radiation CO2 in the air Solar ultraviolet radiation SO2 in the air ANSWER DOWNLOAD EXAMIANS APP
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