Select the equations that are correctly balanced.

a. h2o + 2o2 → h2o2
b. fe2o3 + 3h2 → 2fe + 3h2o
c. al + 3br2 → albr3
d. caco3 → cao + co2

Working with si (metric) units for each of the following commonly used measurements, indicate its symbol. liter gram milliliter kilogram meter centigram milligram centimeter kilometer second millimeter milliseconds

What happens when the temperature of a solution increases?

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5