There are 18 Elements in the fifth period.
the compound is B.
Water is a compound because it is made up of water molecules.
Explanation:
magnesium Hydroxide + Hydrochloric react together and give us magnesium chloride + water
Answer:
Explanation:
has a pH of 6.6, then what is the H3O+ in solution X? View Answer · What is the pOH of a solution in which (H+)