Answer:
Step-by-step explanation:
we know that density=mass/volume
mass=240.90 g
volume=200.00 ml
now
density=240.90 g/200.00
density=1.2045 g/ml
another way
1 dm^3 =1000 ml
200.00 ml =200.00/1000
200.00 ml=0.2 dm^3
now density=240.90 g/0.2 dm^3
density=1204.5 g/dm^3