An atom has no electrical charge because
the number of protons is equal to the number of neutrons
the number of neutrons is equal to the number of electrons
the number of protons is equal to the number of electrons
all of the above

The same side of the moon always faces earth because the

At the current rate, a graph of carbon dioxide produced by fossil fuels over time would slope upward slope downward be horizontal be vertical

How does the value of the equilibrium constant show that a reaction reaches equilibrium very quickly? (a) the equilibrium constant is large. (b) the equilibrium constant is small. (c) the equilibrium constant is zero. (d) the value of the equilibrium constant does not show how quickly a reaction comes to equilibrium.