Synthetic detergents are more effective in hard water than soaps because
(a) they are non-ionic
(b) their Ca⁺⁺ and Mg⁺⁺ salts are insoluble in water
(c) their Ca⁺⁺ and Mg⁺⁺ salts are water soluble
(d) they are highly soluble in water
Answers
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I think so the answer is A
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maybe c) is the answer
preetkaur66:
but if they are soluble then they must form ions in water and this can make scum
whats ur opinion???
yes i think
but what was ur opinion about the answer C???
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