Substance abuse is A mass consisting of modular leg 64 S and O ayang each equally by mass, if the.There were 16 grams A substance particles is equal to the chemical substance B B 19 grams, what should be the substance.
A special mass collection of 64 groups consisting of S and O tire equal mass if the substances A 16 g amount of radioactive substances B 19 g B should be the substance.
Substance A molecular mass group and 64 consists of S O like it evenly by mass. If substance A 16 grams with a number of particles only with substance B 19 grams of substance. B should be the substance.