worksheet 2-7b Density

Science Help Online Worksheet 2-7b Density

Name__________________________

Section____________________________

Hit the print command and show all work in the spaces provided. Use the 5-step method and be sure to include units where appropriate. Round your answers to the correct number of significant digits.

                                                  Mass                           m
                                    Density = --------------     or    D = -------
                                                 Volume                         v

Adjust the density formula and solve the problems below:

              m
     D = -------    Original Formula          -    Adjust the formula for the unknown   m =
               v

1. The density of silver is 10.49 g/cm³. If a sample of pure silver has a volume of 12.993 cm³, what would the mass?

2. How many grams of tin would occupy 5.5 L, if it has a density of 7.265 g/cm³?

3. What is the mass of a 350 cm³ sample of pure silicon with a density of 2.336 g/cm³?

Answers 1) 136.3g 2) 4.0 x 10⁴ g 3) 820 g