70.3 MB (3.1 MB compressed)
7000 x 3511 pixels
59.2 x 29.7 cm ⏐ 23.3 x 11.7 in (300dpi)
GIPHOTOSTOCK / SCIENCE PHOTO LIBRARY GIPHOTOSTOCK / SCIENCE PHOTO LIBRARY
Nickel hydroxide precipitate. Nickel hydroxide precipitate (Ni(OH)2) formed by adding 0.5 M solution of nickel sulphate to (NiSO4) to 0.25 M solution of potassium hydroxide (KOH). The reaction is NiSO4 + KOH -> Ni(OH)2 + K2SO4. This is an example of a double replacement reaction.
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