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29.0 x 43.7 cm ⏐ 11.4 x 17.2 in (300dpi)
TURTLE ROCK SCIENTIFIC / SCIENCE SOURCE / SCIENCE PHOTO LIBRARY TURTLE ROCK SCIENTIFIC / SCIENCE SOURCE / SCIENCE PHOTO LIBRARY
Chromium(III) hydroxide formation, 3 of 3. When 0.125M chromium(III) potassium sulfate (KCr(SO4)2) is poured into a beaker with 0.5M sodium hydroxide (NaOH), green chromium(III) hydroxide (Cr(OH)3) is formed. The reaction is KCr(SO4)2 + NaOH -> Cr(OH)3 + KNaSO4 + Na2SO4.
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