Agencies in the United States monitor the air quality across the country. You can find out at any given time what the air quality in your area is like. Which of these choices provides the best description of air quality? *

"hydrogen bonding is the attraction of h atoms in the water molecule (slight + charge) to o atoms in a neighboring water molecule (slight - charge); it is a weak interatomic force. but it is still strong enough to the water molecules "stick" together."

they are both synthetic elements

explanation:

d

b.final

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.