a block of metal has a width of 3.2cm, a length of 17.1cm, and a height of 3.7cm. its mass is 1.3kg. calculate the density

3 answers

how is .006421 expressed as two significant figures for density
You should change the kg to grams.
I get 6.420895 which rounds to 6.4 to two s.f.
volume = l x w x h = ? cc
mass = 1300 g
density = mass/volume = ? g/cc.
2cm long,2cm wide,1cm tall