Chemistry Which of the following causes the rusting of iron? a. Oxidation b. Reduction c. Chemical reaction with oxygend. Chemical reaction with CO2 A and b A and c C and d B and c A and b A and c C and d B and c ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of halogen elements found in the periodic table is 3 5 13 8 3 5 13 8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Percentage of carbon in steel ranges from 1.5 to 3.0 0.1 to 1.5 3.0 to 4.0 4.0 to 6.0 1.5 to 3.0 0.1 to 1.5 3.0 to 4.0 4.0 to 6.0 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two moles of an ideal gas expand freely into vacuum. The work done by the gas is Infinity 2J 4J Infinity 2J 4J ANSWER DOWNLOAD EXAMIANS APP
Chemistry If water smells bad, then that odour can be removed by adding Alum Activated carbon Deactivated nitrogen Bleach Alum Activated carbon Deactivated nitrogen Bleach ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial fruit ripening of green fruit is Ethylene Ethane Acetylene Methane Ethylene Ethane Acetylene Methane ANSWER DOWNLOAD EXAMIANS APP
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