Assign an oxidation number to each element in the reaction. CO(g) 2H2(g) → CH3OH(g) In CO, the oxidation number of C is , and that of O is. In H2, the oxidation number of H is. In CH3OH, the oxidation number of C is , that of O is , and that of H is.

Find the area of shaded region z=-0.89

The recommended daily calcium intake for a 20-year-old is 1,000 milligrams (mg). one cup of milk contains 299 mg of calcium and one cup of juice contains 261 mg of calcium. which of the following inequalities represents the possible number of cups of milk m and cups of juice j a 20-year-old could drink in a day to meet or exceed the recommended daily calcium intake from these drinks alone?

The ancestors of horses possessed feet with five digits. over time, with the development of grasslands, the digits fused and formed hooves. what evolutionary advantage did this transformation serve? a. it allowed them to climb rocky surfaces with ease. b. it allowed them to graze better. c. it enabled them to run faster from predators. d. it let them see clearly through the grasslands. e. it made them taller.