Sodium Tripolyphosphate Is Used in Detergents to Make Them Effective

question 36

Multiple Choice

Sodium tripolyphosphate is used in detergents to make them effective in hard water. Calculate the oxidation number of phosphorus in Na₅P₃O₁₀.

• A)+3
• B)+5
• C)+10
• D)+15
• E)None of these choices are correct.

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