The synthetic detergents are preferred to soap for laundry using hard water because?
CHEMISTRY
JAMB 1997
The synthetic detergents are preferred to soap for laundry using hard water because?
- A. detergents are water soluble while soap is not
- B. the calcium salts of detergents are water soluble
- C. the magnesium salt of soap is soluble in hard water
- D. soap does not have a hydrocarbon terminal chain
Correct Answer: B. the calcium salts of detergents are water soluble
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