What happens when the angle of the sun is perpendicular to the earth's surface?

C3h8o3 - glycerol major species present when dissolved in water

Based on the equation and the information in the table, what is the enthalpy of the reaction?

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.