Which of the following statements is/are not true about soaps and synthetic detergents? Options: 1) Soaps...

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Which of the following statements is/are not true about soaps and synthetic detergents? Options: 1) Soaps are not as effective in hard water, whereas synthetic detergents do not lose their effectiveness. 2) Soaps and synthetic detergents both form scum in hard water. 3) Soaps are sodium salts of carboxylic acids in long chains, whereas synthetic detergents are the sodium salts of long-chain benzene sulfonic acids. All of the above 4) Which of the following statements is/are not true about soaps and synthetic detergents? Options: 1) Soaps are not as effective in hard water, whereas synthetic detergents do not lose their effectiveness. 2) Soaps and synthetic detergents both form scum in hard water. 3) Soaps are sodium salts of carboxylic acids in long chains, whereas synthetic detergents are the sodium salts of long-chain benzene sulfonic acids. All of the above 4)

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