how to prepare 20ppm of potassium dichromate with different pH value in 100ml volumetric flasks.?

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how to prepare 20ppm of potassium dichromate with different pH value in 100ml volumetric flasks.?

2007-09-08 23:26:21 · 1 answers · asked by wateri2003 1 in Science & Mathematics ➔ Chemistry

1 answers

if you have powder. potassium mix that with you other power first. then add the water. DO not use tap water. Use distilled water. doesn't mater the size of the flask. it only matters that you get it mixed up well. ?"? is this going to be a super saturated salution??. or will it mix in cold water?

2007-09-08 23:37:16 · answer #1 · answered by hifi1863 2 · 0⤊ 0⤋