0.80 mol MgBr2 is added to 1.00 kg water. Determine the freezing point of the solution. Water has a
freezing point depression constant of 1.86°C. kg/mol.
Which equation should you use?

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.