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Water is said to be 'hard' if it
Classroom
Chemistry Classroom
Jamb
Jamb 1984
Water
Hard And Soft Water
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Water is said to be 'hard' if it
SchoolNGR Classroom
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
A
Easily forms ice
B
Has to be warmed before sodium chloride dissolves in it
C
Froms an insoluble scum with soap
D
Contains nitrates
E
Contains sodium ions
Show Answer
Show Explanation
Correct Answer:
Option C
Explanation:
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