2.0g of atri-atomic gaseous element was found to occupy a volume of 448 mL at 76cm of Hg and 273 k the mass of the atom is

2.0g of atri-atomic gaseous element was found to occupy a volume of 44

1.	2.0g of atri-atomic gaseous element was found to occupy a volume of 448 mL at 76cm of Hg and 273 k the mass of the atom is
Answer» 1 mole is equivalent 22400ml1/50 mole is EQUI to 448ml1/ 50 MOLES weigh 2 g (from question)1 mole weighs 2 X 50 g = 100gsince its tri atomic 3 atoms weigh 100g1 atom weighs 33.334gthese relations can only be used at stpthe condition specified is stp in this question