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The scum formed when soap is mixed with hard water could be
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Chemistry Classroom
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Waec 1992
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The scum formed when soap is mixed with hard water could be
SchoolNGR Classroom
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
A
Calcium trioxocarbonate (IV)
B
Propane- 1, 2, 3 - triol
C
Calcium hydrogentrioxocarbonate (IV)
D
Magnesium tetraoxosulphate (IV)
E
Calcium stearate
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Correct Answer:
Option A
Explanation:
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