The density of gold is 19.3 g/cm^3. you inherit a gold bar that measures 7.0 in by 3.0 in by 2.0 in. how many ounces does the bar weigh? express answer in scientific notation.

Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.