How many grams of magnesium sulfate would be produced from the following reaction if 176 kJ of energy is absorbed by the reaction.
Al2(SO4)3 + 3 MgI2 → 2 AlI3 + 3 Mg(SO4) ΔH = +722 kJ

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.