What would be the most likely charge of an ion formed from an atom with the electron configuration:

1s22s22p5

+1

-1

+3

-3

The speed of a boat undergoing constant acceleration increases from 5 meters per second to 15 meters per second over a period of 20 seconds. How far does the boat travel during this time?

Match the description of how heat is transferred to the proper term. A. When two things in contact with each other transfer heat Convection B. When a liquid or gas carries heat Conduction C. When waves transfer heat Radiation

Which change is the best example of a physical change? (1) a cookie baking (3) ice cream melting (2) paper burning (4) a nail rusting

What is a complete wave?

The volume (in L) that would be occupied by 5.00 mol of O2 at STP is A. 0.411 L. B. 22.4 L. C. 41.6 L. D. 112 L.

Which of the following describes the products of a chemical reaction? A. The original materials B. The chemicals on the right side of a chemical equation C. The chemicals on the left side of a chemical equation D. The substances that are changed

What does it mean when we say an atom has decayed?

The first excited state of a particular atom in a gas is 5.2 eV above the ground state. A moving electron collides with one of these atoms, and excites the atom to its first excited state.

How do your teeth work as a wedge?

According to the Big Bang theory timeline, all matter and energy was compressed into a very small volume at an extremely high temperature. a. True b. False