3) The atomic number of magnesium is 12. This means that its nucleus must contain

A) 6 protons and 6 neutrons.

B) 6 neutrons and 6 electrons.

/C) 12 neutrons and no protons.

D) 12 protons and no electrons.

If an object moves to the right in which direction and along which axis of a grid does the object move.

Why does a nylon dress sticks on the body and crackles when removed

Select the correct answer. A sample of physical evidence was heated with dry cupric oxide. The issuing gas turned lime water milky. Which element does the physical evidence contain? A. oxygen B. hydrogen C. carbon D. bromine E. chlorine

Why would an egg break immediately when it hits the ground?

Hree resistors having resistances of R1 = 1.68 Ω, R2 = 2.51 Ω, and R3 = 4.76 Ω, are connected in parallel to a 28.0 V battery that has negligible internal resistance. Find: a. the equivalent resistance of the combination. b.

When the flask is sitting on the hot burner, what is causing the balloon to inflate and expand?

What affect does traveling with or against the currents such as the gulf stream have on the time it takes for ships to cross the atlantic ocean in different directions

A positively charged object will attract an object that has

On a x-y graph of volume (x-axis) and mass (y-axis), the slope of the line represents

Why is the term impulsive of force coined