Please help me find the density of the solid and liquid and the average density

21.1 g 21.1 g x 9.8 m/s 18.5 g x 9.8 m/s 206.78 N-181.3 N 65.1 cm' -60cm' =206.78 N =181.3 N =25.48 N -5.1 cm 47.2 g x 9.8 m/s 41.65 g x 9.8 m/s 462.56 N-408.17 90 cm' - 80 cm' 47.2 g =462.56 N 408.17 N -54.39 N =10 cm 101.18 g x 9.8 86.01 g x 9.8 991.56 N- 842.90N 98 cm' - 80 cm' 101.18 g m/s 991.56 N -842.90 N =148.66 N =18 cm' 201.27 g x 9.8 177.34 g x 9.8 1972.45 N-1737.93N 105 cm' - 80 cm3 201.27 g m/s m/s' = 234.52 N 1972.45 N =1737.93 N = 25 cm Slope of best-fit line: 0.122x=1.22 Error (%): [(1g/cm'-1g/cm')/1g/cm']x100% =22% Density of a solid Mass Weight Weight Density (g) (N) (N) (g/cm') 50 462.56 N 408.17 N 100 991.56 N 842.90 N Average density: g/cm Density of Unknown Liquid (Mass = 50g) Liquid Weight Weight in Liquid Buoyant Force (N) (N) (N) water 462.56 N 408.17 N 54.39 N unknown 462.56 N 44.7 g x 9.8 m/s' 462.56 N - 438.06 N =438.06 N =24.5 N Density of liquid: Standard: .8 mL Error (%)