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 Vulcanized rubber contains sulphur 3-5% 7-9% 0.02 10-15% 3-5% 7-9% 0.02 10-15% ANSWER DOWNLOAD EXAMIANS APP
Chemistry Domestic cooking gas consists mostly of Ethylene and carbon monoxide Hydrogen and acetylene Methane and ethane Liquified butane and isobutane Ethylene and carbon monoxide Hydrogen and acetylene Methane and ethane Liquified butane and isobutane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The sewage obtained from water closets and urinals is known as Sanitary waste Sullage Garbage Industrial waste Sanitary waste Sullage Garbage Industrial waste ANSWER DOWNLOAD EXAMIANS APP
Chemistry A balloon filled with helium rises in air because Helium pushes down on the air below the balloon Helium is less dense than air The balloon is weightless Air exerts an upward force on the balloon Helium pushes down on the air below the balloon Helium is less dense than air The balloon is weightless Air exerts an upward force on the balloon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The wire of flash bulb is made of: Silver Magnesium Copper Barium Silver Magnesium Copper Barium ANSWER DOWNLOAD EXAMIANS APP