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A 1.45g sample of phosphorous burns in air and forms 2.57g of a phosphorous oxide, calculate the emperical formula of the oxide express as a chemical formula.
use the pka values to predict which functional groups in the amino acids aspartic acid and phenylalanine are expected
Estimate the average molecular weight of the air. Determine the flow rate of this stream (kmol, m3) per kmol of natural gas burned.
state the arrhenius bronsted-lowry and lewis definitions of acids and bases. given an acid-base reaction equation pick
If 3.7 g of butanoic acid, C4H8O2, is dissolved in enough water to make 1.0 L of solution, what is the resulting pH
clearly draw the fatty acid 22:4w6. Based upon the structure, what is another name for this fatty acid?
Discuss some of the underlying reasons for deviation from A=ec during the application of Beer's Law to very diluted
Forecast what volume (mL) of 0.3000 M NaOH is needed to titrate the 25.00 mL of 0.3000 M HCl to the equivalence point.
nbspa solution is prepared that initially contains 0.10 m agaq and 0.80 m nh3 aq. the kf for the formation of agnh32aq
Find the total pressure for a mixture that contains four gases with partial pressures of 5.38 kPa, 4.52 kPa, 3.16 kPa, and 1.23 kPa.
What is the vapor pressure of the stored mixture?
What volume 0.100 M NaOH will react completely with 25.00 mL of 0.100 M HCl?
Calculate the standard potential for this reaction. Normally, X is Fe. Here it is some unknown metal, allowing for somewhat random values for ΔGo.
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