Dimensional Analysis

Conversions

1 ounce (oz) = 28.35 grams (g); 1 kilogram (kg) ≡ 1000 grams (g); 1 pound (lb) ≡ 16 ounces; 365 days (d) = 1 year (yr)

Approximately 40 billion kilograms of sulfuric acid, H2SO4 is produced annually in the United States. Express this rate of production in units of pounds per day.

The density of lead (Pb) is 11.34 g/cm3.  Find the density of Pb in kg/km3.

The fastest fish is the black marlin, which can reach a top speed of 129 km/hr. How many centimeters a second is that? 

   For the  reaction below:

1. Determine the limiting reagent
2. Calculate the maximum number of grams of product possible
3. Determine the grams left of excess reagent

           (10g) 2 Mg + (10g) O2 ???? 2 MgO