Because substances are made up of different ... reactions? Remind students that the gas produced in each reaction is a new substance formed as a result of a chemical reaction between the two ...

The two main ideas for students to understand from this activity are that mixing substances can result in the formation of a new substance, and that the way different substances react is a ...

Scientists from the Interface Science Department of the Fritz Haber Institute of the Max Planck Society in collaboration with beamline scientists at the Helmholtz-Zentrum Berlin have made an ...

Chemical reactions make new chemicals. Atoms are rearranged during a chemical reaction, but the number of atoms does not change. Evidence of ... Compounds are chemical substances that contain ...