Answer:
Earth's gravity is strong enough to hold onto its atmosphere and keep it from drifting into space.
Sodium (NA)
the sodium atom is donating its 1 valence electron to the chlorine atom. This creates a sodium cation and a chlorine anion. Notice that the net charge of the resulting compound is 0.
Answer:
Look for extra things to do, small details, until you find a big enough one to go off that to continue
Explanation:
n/a
i don't understand but atoms are made of electrons an protons and neutrons..
Answer:
2H2 + O2 -----> 2H2O
Not sure about the second question though.