Base your answers to question 6 on the diagram below and on your knowledge of science. The diagram shows a phase change represented by letter A.

The difference between two numbers is 15. when twice the smaller number is subtracted from three times the larger number, the difference is 58.what is the larger number?

Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?

What are atoms of the same element with varying number of neutrons