enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Chromium(III) sulfate - Wikipedia

    en.wikipedia.org/wiki/Chromium(III)_sulfate

    The formula of this compound can be written more descriptively as [Cr(H 2 O) 6] 2 (SO 4) 3 ·6H 2 O. Six of the eighteen water molecules in this formula unit are water of crystallization. Hydrated chromium(III) sulfate, Cr 2 (SO 4) 3 ·15(H 2 O), (CAS #10031-37-5) is a green solid that also readily dissolves in water. It is obtained by heating ...

  3. Chromium(II) sulfate - Wikipedia

    en.wikipedia.org/wiki/Chromium(II)_sulfate

    The salt is produced by treating chromium metal with aqueous sulfuric acid: [2] Cr + H 2 SO 4 + 5 H 2 O → CrSO 4 ·5H 2 O + H 2. It can be produced through the reaction of sulfate salts and chromium(II) acetate [3] or, for in situ use, the reduction of chromium(III) sulfate with zinc. [1]

  4. Chromium(III) sulfide - Wikipedia

    en.wikipedia.org/wiki/Chromium(III)_sulfide

    Chromium(III) sulfide is the inorganic compound with the formula Cr 2 S 3. It is a brown-black solid. It is a brown-black solid. Chromium sulfides are usually nonstoichiometric compounds , with formulas ranging from CrS to Cr 0.67 S (corresponding to Cr 2 S 3 ).

  5. Chromium(II) sulfide - Wikipedia

    en.wikipedia.org/wiki/Chromium(II)_sulfide

    Molar mass: 84.061 g/mol Appearance black crystals ... Chromium(II) sulfide is a semiconductor, [7] [8] and is also used as a catalyst. [9] Chemical properties

  6. Chrome alum - Wikipedia

    en.wikipedia.org/wiki/Chrome_alum

    KCr(SO 4) 2 Molar mass: 283.220 g/mol Appearance dark purple needles or greyish-brown powder when anhydrous Density: 1.83 g cm −3: Melting point: 89 °C (192 °F; 362 K) Boiling point: 400 °C (752 °F; 673 K)

  7. AOL

    search.aol.com

    The search engine that helps you find exactly what you're looking for. Find the most relevant information, video, images, and answers from all across the Web.

  8. Potassium dichromate - Wikipedia

    en.wikipedia.org/wiki/Potassium_dichromate

    3 c 2 h 5 oh + 2 k 2 cr 2 o 7 + 8 h 2 so 43 ch 3 cooh + 2 cr 2 (so 4) 3 + 2 k 2 so 4 + 11 h 2 o The excess dichromate is determined by titration against sodium thiosulfate . Adding the amount of excess dichromate from the initial amount, gives the amount of ethanol present.

  9. Elon Musk says Starlink inactive in India after second device ...

    www.aol.com/news/elon-musk-says-starlink...

    Elon Musk said Starlink satellite internet is inactive in India, his first comments since authorities seized two of the company's devices in recent weeks, one in an armed conflict zone and another ...