The main reason that water supplies are chlorinated is
A) to produce gels that remove solids from the water.
B) to kill disease-causing organisms in the water.
C) to soften the water.
D) to precipitate lead salts from the water as insoluble lead chloride.
Correct Answer:
Verified
Q18: A 4-L sample of water contains 80
Q19: A polar covalent bond is created when
A)a
Q20: Which covalent bond is the most polar?
A)H
Q21: How many joules are required to
Q22: A 0.25 M solution of the sugar
Q24: Which statement is not true?
A)In forming a
Q25: A 0.25 M aqueous solution of potassium
Q26: Which is not a form of chlorine
Q27: When table sugar (sucrose,C12H22O11) dissolves in water,which
Q28: Which of these is not a trihalomethane?
A)CHCl3
B)CH3Cl
C)CHF3
D)CHBr2Cl
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