Alithium atom that has lost an electron comes near a chlorine atom that has gained an electron. what happens?
a. they form a peptide bond?
b. they form a covalent compound
c. they form an ionic compound
d. they form a hydrogen bond

According to the passage, which of these is true about gray water systems? a) gray water systems use plants that require less water. eliminate b) gray water systems require the use of less fossil fuels. c) gray water systems reduce the amount of fresh water used. d) gray water systems reduce the amount water used by shower heads.