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 The two metal ions that cause hardness to water are: Calcium, Magnesium Sodium, Magnesium Sodium, Potassium Sodium, Calcium Calcium, Magnesium Sodium, Magnesium Sodium, Potassium Sodium, Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The aqueous solution of potassium chloride is A strong electrolyte A non-electrolyte Initially weak and then become a strong electrolyte A weak electrolyte A strong electrolyte A non-electrolyte Initially weak and then become a strong electrolyte A weak electrolyte ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is obtained from sea weeds ? Vanadium Iodine Argon Sulphur Vanadium Iodine Argon Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Number of neutrons in an atom of hydrogen is Three Two Zero One Three Two Zero One ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Fire-fighting clothes' are made from Talc Asbestos Mica Steatite Talc Asbestos Mica Steatite ANSWER DOWNLOAD EXAMIANS APP