48.73g to kg =48.73*1000
=0.04873kg
total mass=0.0473kg*25
=1.21825kg
(idk about the significant figures, SORRY)
Okay so nothing equals nothing so after that you get nothing
Circle should be on number 13 because three chromosomes means that there’s a disability or abnormality.
Plz mark as brainleast plzzz :)