Durin__ the copper lab you make 3.0 grams of copper(II) oxide. For the next step, you add 62.5 mL of 1.0 M HCl in an attempt to make copper(II) chloride. HOW MANY GRAMS OF COPPER (II) CHLORIDE CAN YOU MAKE?

"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."

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.

a polar bond is formed when electrons are shared unevenly between atoms