What is conc. In ppm if \( 0.025 \mathrm{~g} \) of \( \mathrm{KCl} \) is dissolved in \(100\) gr...

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What is conc. In ppm if \( 0.025 \mathrm{~g} \) of \( \mathrm{KCl} \) is dissolved in \(100\) grams of water?
(1) \( 25 \mathrm{ppm} \)
(2) \( 250 \mathrm{ppm} \)
(3) \( 2.5 \mathrm{ppm} \)
(4) \( 0.25 \mathrm{ppm} \)
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