Please help me with this question soon.

Block A - 19.3 Kg/L
Block B - 0.64 Kg/L
Block C - 0.70 Kg/L
Block D - 0.917 Kg/L
Block E - 3.53 Kg/L

1) Which block has the greatest density?

Block A
Block B
Block C
Block D
Block E

2) Which block has the lowest density?

Block A
Block B
Block C
Block D
Block E

3) Submit your data table and identify the substance each block is made of.