Level of hardness in soft water: (A) < 1meq/L, (B) 1-3meq/L, (C) 3-6meq/L, (D) >6meq/L
Answer is A. Soft water: < 1 mEq/LModerately hard: 1-3 mEq/LHard water: 3-6 mEq/LVery hard water: >6 mEq/LPark 23e pg: 727