Răspuns :
BaSO4 (sulfat de bariu)
MBaSO4=137+32+64=233g/mol
137·100/233=58,79%Ba
32·100/233=13,73%S
64·100/233=27,46%O
sper ca te-am ajutat
BaSO4 (sulfat de bariu)
MBaSO4=137+32+64=233g/mol
137·100/233=58,79%Ba
32·100/233=13,73%S
64·100/233=27,46%O
sper ca te-am ajutat