Chemistry The buffer action of blood is due to the presence of [HCO3]– and H2CO3 HCI and NaCI CI– and [CO3]2– CI– and [HCO3]– [HCO3]– and H2CO3 HCI and NaCI CI– and [CO3]2– CI– and [HCO3]– ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is FeCO3 2Fe2O3. 3H2O Fe3O4 Fe2O3 FeCO3 2Fe2O3. 3H2O Fe3O4 Fe2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fundamental particles present in the nucleus of an atom are Proton, neutron Electron, proton Neutron, positron Neutron, electron Proton, neutron Electron, proton Neutron, positron Neutron, electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'laughing gas' is Nitric oxide Nitrogen dioxide Nitrous oxide Nitrogen pentoxide Nitric oxide Nitrogen dioxide Nitrous oxide Nitrogen pentoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk is a natural Mixture Solution Emulsion Suspension Mixture Solution Emulsion Suspension ANSWER DOWNLOAD EXAMIANS APP
Chemistry The rusting of iron is a/an None of these Electrochemical change Electrical change Physical change None of these Electrochemical change Electrical change Physical change ANSWER DOWNLOAD EXAMIANS APP
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