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After graphing E vs 1 n initial 2 you obtain the following best-fit linear line: y = -2.99x + 4.9. Calculate RH from the slope of the line.
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- y= mx+ b Slope () = -4E-09 y-intercept () = 0.4021 and OD= 0.540 , Calculate the concentration (x)Calculate the estimated O2 cost of horizontal treadmill running (ml · kg−1 · min−1) for a 70-kg subject at 150, 200, and 235 m · min−1.You are trying to come up with a drug to inhibit the activity of an enzyme thought to have a role in liver disease. In the laboratory the enzyme was shown to have a Km of 1.0 x 10-6 M and Vmax of 0.1 micromoles/min.mg measured at room temperature. You developed an uncompetitive inhibitor. In the presence of 5.0 x 10-5 M inhibitor, the apparent Vmax was determined to be 0.02 micromoles/min.mg. What is the Ki of the inhibitor?
- If an analytical method relies on a measurable property of an analyte that can be correlated with the amount of the said analyte, what type of analytical method is it? Oxidative methods Instrumental methods Blank Correction methods Classical methodsA wet pipette was used to transfer 10.00 mL of 1M HNO3 in the determination of ΔHrxn. [magnitude of ΔHrxn] In a maximum of 3 sentences explain why ΔHrxn decreases.Which of the following would result in an increase in the calculated ngas in the Chemistry Experiment, assuming the rest of the parameters are held constant? I. Inserting 23.0 mg instead of the prescribed 15.0mg of folded Mg ribbon into the eudiometer. II. Performing the experiment in a different laboratory with a cooler temperature. III. A shorter equilibration time prior to volume measurement. IV. Acid used was 12.0 M HNO3 instead of 6.0 M HCl. a. II and III b. I and II c. I only d. II, III, and IV
- What do you call the type of analytical method that relies on the absolute stoichiometric equivalences of balanced chemical reactions in order to compute the amount of analyte present in the sample? Oxidative methods Instrumental methods Classical methods Blank Correction MethodsWhat is the percent error of the Ksp of Ca(OH)2 if the experimental value is 9.1 x 10^-5 and the accepted value is 5.5 x 10^-6?Which of the following would result in an increase in the calculated ngas 10, assuming the rest of the parameters are held constant? I. Inserting 23.0 mg instead of the prescribed 15.0mg of folded Mg ribbon into the eudiometer. II. Performing the experiment in a different laboratory with a cooler temperature. III. A shorter equilibration time prior to volume measurement. IV. Acid used was 12.0 M HNO3 instead of 6.0 M HCI.
- Which of the following describes a gradient elution process? stationary phase has varying concentration mobile phase has varying concentration stationary phase has static concentration mobile phase has static concentration7 determination of sodium, potassium and calcium in water samples by ICP-OES. 1. kindly assist me with discussion in the experiment 2. results of the experiment 3 experimental/ methodologyreactant: 0.400g of p-amionphenol (MW=109.1) 0.450 ml of acetic anhyride (mw= 102.1 d= 1.08 ml) product: acetaminophen mw = 151.2 Calculate the E-factor of the process (78% actual yield).