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A sample of gas occupies 806 ml at 26.0ºC and 998 mmHg. Find the volume of the gas at STP.
Answers: 2
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The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.
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Chemistry, 22.06.2019 23:00
What element has similar physical and chemical properties as boron.
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What type of chemical bond is formed between two atoms of bromine 1. metallic 2. hydrogen 3. ionic 4. covalent
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A sample of gas occupies 806 ml at 26.0ºC and 998 mmHg. Find the volume of the gas at STP....
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