Chemistry Two moles of an ideal gas expand freely into vacuum. The work done by the gas is 2J 4J Infinity 2J 4J Infinity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Number of neutrons in an atom of hydrogen is Three One Zero Two Three One Zero Two ANSWER DOWNLOAD EXAMIANS APP
Chemistry Green house effect is accelerated by Increased transportation activity All of these Rapid industrialization Deforestation Increased transportation activity All of these Rapid industrialization Deforestation ANSWER DOWNLOAD EXAMIANS APP
Chemistry What particles move around the nucleus of an atom and are negatively charged? Protons Electrons Neutrons Positrons Protons Electrons Neutrons Positrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Saline soil contains None of these Hard rocks Lot of moisture High concentration of salt None of these Hard rocks Lot of moisture High concentration of salt ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fibres catches fire least ? Rayon Cotton Terricot Nylon Rayon Cotton Terricot Nylon ANSWER DOWNLOAD EXAMIANS APP
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