Reactions Review

1. A low pH indicates that a substance is __________.
8. Chemical equations need to be balanced do to the Law of Conservation of ______.
11. An alpha particle is the same as the nucleus from a _____ atom.
13. A ___ energy is an energy source that produces energy without producing waste.
14. An alpha particle can be stopped with _______.
15. ______ is the nuclear process that powers the sun.
16. An unstable atom will _____ radiation until it becomes smaller and more stable.
17. An alternative fuel for reactors is _______.
19. A reaction that feels cold to the touch is ________.
21. The Strong Force is the force that holds together the ______.
22. Fusion is the process of _____ two or more nuclei into one larger nucleus.
23. _____ radiation has the most energy.
24. If Carbon-14 were to go through alpha decay, it would become _______-10.
28. Everything that comes out of a reaction is a ______.
29. A ______ reaction changes the protons and neutrons of an atom.
30. The amount of time it takes for radioactive elements to decay is called ______.
31. The size of a sample has _____ effect on what percent will decay in a half-life.
32. When Oxygen-19 releases a beta particle, it becomes a stable atom of _______.

2. A _____ reaction is a reaction that alters bonds between atoms.
3. All elements other than Hydrogen were formed in ______ by fusion.
4. Hydroelectric power harnesses energy from the movement of ____.
5. The pH _______ is the measurement of acidity and Basicity of a substance.
6. If a reaction is releasing heat, then it is ______, and will feel hot.
7. The ______ in a chemical equation are what goes in to the reaction.
9. ______ is the nuclear process used to power nuclear reactors.
10. A beta particle is a single ____.
12. A _____ reaction is a reaction that can go in both directions.
18. When the products of a reaction cause another reaction, it’s called a _________.
20. An acid turns litmus paper _____ and dissolves some metals.
22. Cobalt-60 is used in the treatment of _____.
25. Currently, nuclear reactors mainly use _______ as a fuel.
26. _______ is a renewable energy that relies on the sun for power.
27. Half-life can be used to test the age of materials by ______ dating.
33. Reactants are on the _______ side of a reaction arrow.