Q: What is the energy called that is stored in matter? Choices: - stored energy - possible - mechanical - potential A:
potential

Q: What is sulfur trioxide dissolved in to form sulfuric acid? Choices: - silver - mercury - lead - water A:
water

Q: Q: What is the number of electrons equal to in every electrically neutral atom? Choices: - Electrons - molecules - nucleus - protons A:
A: protons

Question: Q: Technetium is named after the greektechnikos, meaning "artificial," because all its isotopes are what? Choices: - rare - plastic - neutral - radioactive A:
Answer: radioactive

*Question*
Q: Many ionic compounds occur as hydrates, compounds that contain specific ratios of loosely bound water molecules, called waters of hydration. waters of hydration can often be removed simply by doing this? Choices: - cooling - observing - melting - heating A:
**Answer**
heating

*Question*
Q: What is above each leaf scar? Choices: - chambered pitch - lenticel - stipule scar - an axillary bud A:
**Answer**
an axillary bud