Two things
Ferrous Ammonium Sulfate is a pale green or blue-green powder or sand-like solid. It is used in photography, analytical chemistry, and Iron-plating baths.
An FAS-DPD titration is as simple as a test for total alkalinity or calcium hardness. A buffered DPD indicator powder is added to a water sample and reacts with chlorine to produce the pink color characteristic of the standard DPD test.
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The 5 main branches of chemistry are physics, analytical, biochemistry, organic chemistry, and inorganic chemistry.
The answer is an igneous rock.
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Which type of radioactive decay produces particles with the most mass? Alpha.