Use the following balanced equation for problems 1-5. Molar masses are given below. 2 As + 3 H2 2 AsH3 + 150. kcal molar masses 74.92 g 2.02 g 77.95 g How much energy is released when 22.22 g of As are consumed ? A. 11.1 kcal B. 21.4 kcal C. 22.2 kcal D. 42.8 kcal Е. 150. kcal
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![Use the following balanced equation for problems 1-5. Molar masses are given below.
2 As
3 H2
2 AsH3
150. kcal
+
molar masses
74.92 g
2.02 g
77.95 g
How much energy is released when 22.22 g of As are consumed ?
А. 11.1 kcal
В. 21.4 kcal
C. 22.2 kcal
D. 42.8 kcal
E. 150. kcal](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3af619a8-05d7-4a08-b6ab-836abf944ec6%2F087af0d4-370c-4559-83ea-eff0289750b1%2Fhwvmasp_processed.png&w=3840&q=75)
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- Use the following balanced equation for problems 1-5. Molar masses are given below. 2 AsH3 150. kcal + 2 As 3 H2 + molar masses 74.92 g 2.02 g 77.95 g How many grams of AsH3 can be made from 22.22 g of As? A. 46.24 g В. 23.12 g C. 21.36 g D. 11.56 gIf 287.9 umol of enzyme X has a Vmax = 47.8 mmol/sec, what is the value of kcat %3D sec-1? Please report answer with 1 decimal place. Please do not report units. Your Answer: Answer units MacBook Air 888 F5 F4 F3 F2 %23 %24 %24The following values were taken from the Richard's table on the thermal death kinetics of B. stearothermophi. cal/mol K): (A=4.9x1037min', E=67.48 kcal/mol, R=1.987 Temperature, °C rate The cumulative del factor Specific constant k, min death -1 V 120 1.47 7.25 121 1.83 9.08 125 4.35 22.08 130 12.55 65.10 (i) The time taken for heating, cooling and holding periods in the sterilisation of a batch fermentor medium for the destruction of B. stearothermophilus were: time to heat from 100 to 121°C = 30 min time to cool from 121 to 100 °C =16 min time of holding at 121 °C = 12 min Calculate the destruction ratio (No/N) for the process. (ii) If the sterilisation were to be carried out continuously at 130 °C, and the heating and cooling characteristics were: time to heat from 100 to 130 °C = 2 min time to cool from 130 to 100 °C = 1 min what holding time would be required to achieve the same ratio of (No/N) as in section (i) above? State all the assumptions made in your calculations.
- Calculate AG for the below balanced redox reaction as written. You may find a list of standard reduction potentials useful. 3 12 (s) + 2 Al (s) → 61 (aq) + 2 Al3+ (aq) O-4.24 x 102 kJ/mol O-6.48 x 102 kJ/mol O -2.12 x 102 kJ/mol O-1.27 x 103 kJ/mol O-6.37 x 102 kJ/mol7.1 The following results were obtained for an enzyme-catalysed reaction Substrate concentration (mmolr'): Initial velocity (umol I' min"): 6.67 182 10.0 20.0 40.0 147 233 323 400 Calculate Km and Vmaxv (mm/sec) 5.0 4.0 3.0 2.0 1.0 0.0 0.0 1.0 0 Estimate from the M-M plot below: Vmax, Km, Keat, and enzyme efficiency 2.0 [ET] =2.0 mM 3.0 [S](MM) SmartArt 4.0 5.0 6.0 7.0 Box
- Combining 0.304 mol Fe2O30.304 mol Fe2O3 with excess carbon produced 11.6 g Fe.11.6 g Fe. Fe2O3+3C⟶2Fe+3COFe2O3+3C⟶2Fe+3CO What is the actual yield of iron in moles? What is the theoretical yield of iron in moles? What is the percent yield?Substrate Concentration (mol L1) Velocity (mM min-1) 2.500 0.588 1.000 0.500 0.714 0.417 0.526 0.370 0.250 0.256 Determine the values of Km and Vmax for the decarboxylation of a 훃-keto acid given the followingdata. You have to plot the graph by using excel and please include the scope of graphGiven the Km and Vmax values of three enzymes, A, B and C: Enzyme Km Vmax A 2.0 x 10-3 M 4.0 B 4.2 x 104M 1.8 C 1.0 x 10-3 M 2.5 Which enzyme would have the highest activity? Why?
- how to calculate these? can you give me the steps or the equations for that? 2ul St.1 St.2 St.3 St.4 Absorbance 595nm 0.926 0.444 0.421 0.462 0.932 0.412 0.407 0.393 Ç Average Abs Corrected Abs 595nm 595nm 0.929 0.428 0.414 0.4275 0.5615 0.0605 0.0465 0.06 [Protein] (µg/ml) 103.98 11.20 8.61 11.11 Volume (ml) 20 40 8 4 [Total Protein] (ug) 2079.63 448.15 68.89 44.44A total of 30.5 kJ mol-1 of free energy is needed to synthesise ATP from ADP and Pi when the reactants and products are at 1.0 M concentrations and the temperature is 25oC. Because the actual physiological concentrations of ATP, ADP, and Pi are not 1.0 M, and the temperature is 37oC, the free energy required to synthesise ATP under physiological conditions is actually ~ 46.2 kJ mol-1. A 68 kg adult requires an energy intake of 8,550 kJ of food per day (24 hours). Calculate the mass (in Kg) of ATP synthesised by a human adult in 24 hours, assuming that the percentage efficiency of converting inputted calories in ATP is 50%. What percentage of the body weight does this represent?You are evaluating the kinetics of an enzyme catalyzed reaction containing 5.5 μM total enzyme and 11.2 μM substrate. At this substrate concentration, you determine that the Vo = 88.6 μmol mL-¹. s-¹. If the Vmax 833.3 mM s the KM is: . == " 30.9 μΜ 10.4 μΜ Ο 124.6 μΜ 234 μΜ 94.5 μM