. Becky asked her classmate Manuel to help her move a table to the other side of the classroom. Becky pushed the table with a force of 20 newtons (N) and Manuel pulled the table, from the opposite side with a force of 25 N What was the net force acting on the table? a 5 N b. 20 N C. 25 N d. 45 N

4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound