If the density of lead is 11.3 g/cm^3, what is the mass in grams of a bar 3.0 cm x 4.0 cm x 10.0 cm?

1 Answer
Sep 1, 2016

Answer:

#"Density, "rho="Mass"/"Volume"#

#"Mass"# #=# #"Volume "xx" Density"# #~=# #1.4*kg#

Explanation:

#"Mass"# #=# #"Volume "xx" Density"# #=#

#underbrace(3.0*cancel(cm)xx4.0*cancel(cm)xx10.0*cancel(cm)_"volume")xxunderbrace(11.3*g_*cancel(cm^-3)_"density")# #=# #??g#