Chemistry, 04.07.2020 14:01 aleort8319
In order for this to work, samples must be diluted prior to measurement so that the concentration falls within the range of the standard curve. If a sample underwent a 0.01 dilution, and produce an absorbance value of 1.244, what is the resultant concentration of NO2- in mg per L
Answers: 2
Chemistry, 22.06.2019 14:30
For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)β2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2
Answers: 3
In order for this to work, samples must be diluted prior to measurement so that the concentration fa...
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