General Science Washing soda is the common name for Calcium Bicarbonate None of the listed here Sodium Carbonate Sodium Bicarbonate Calcium Bicarbonate None of the listed here Sodium Carbonate Sodium Bicarbonate ANSWER DOWNLOAD EXAMIANS APP
General Science Atoms are composed of: Electrons only Protons only Electrons and Nuclei Electrons and protons Electrons only Protons only Electrons and Nuclei Electrons and protons ANSWER DOWNLOAD EXAMIANS APP
General Science The percentage of oxygen present in air is approximately- 0.21 0.44 0.23 0.4 0.21 0.44 0.23 0.4 ANSWER DOWNLOAD EXAMIANS APP
General Science Which of the following is used for removing air bubbles from glass during its manufacture? Feldspar Arsenous oxide Potassium carbonate Soda ash Feldspar Arsenous oxide Potassium carbonate Soda ash ANSWER DOWNLOAD EXAMIANS APP
General Science What is laughing gas? Nitrous Oxide Carbon monoxide Hydrogen peroxide Sulphur dioxide Nitrous Oxide Carbon monoxide Hydrogen peroxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
General Science The major ingredient of leather is: Carbohydrate Polymer Collagen Nucleic acid Carbohydrate Polymer Collagen Nucleic acid ANSWER DOWNLOAD EXAMIANS APP
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