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Given the half reactions below, what would be the standard cell potential (E° cell) in volts for the reaction below? (Report answer with 2 decimal places) 2 Cr3+ (aq)+3 Mn (s) 3 Cr (s) +3 Mn2+ (aq) Cr3+ (aq) +3 e Cr (s) Eored0.50 V Mn2+ (aq) 2 e-Mn (s) E red -1.18 v
Ex. 192. Refer to the system in Fig. 192 Determine the closed loop transfer function C/R = (As+B)/(s+D) where G1=41, G2=1/(s+30), G3=17. Determine A,B,D. ans:3 Figure 192 G1 - G2 --) R (s) C(s) BLOCK DIAGRAM R 1 G1 G2 C SIGNAL-FLOW GRAPH -G3
A simple harmonic oscillator consists of a block of mass 1.91 kg attached to a spring of spring constant 100 N/m. When t = 1.00 s, the position and velocity of the block are x = 0.124 m and v = 3.417 m/s. A. What is the amplitude of the oscillations? Answer: 0.488 m B. What was the position...
7.2.6 Question Help Let fit) be a function on [O, oo) The Laplace transform of f is the function F defined by the integral F(s)-t)dt. Use this definition to determine the Laplace transform of the following function f(t)cos bt, b a constant The Laplace transform of f(t) is F(s): D Пре an expression using s as the variable ) It...
I have to find the lower and upper bound.. Please help! mple random sample of size n-40 s drawn rom a population. The sample mean s oun to be x = 20.7 and the sample standard devia on s und to be s 12.9. ons uct a 99 % con der ce ter a or e population mea The lower...
The type could be a combination, decomposition, single substitution, metathesis, or none of the above. Thanks in advance! Classify each chemical reaction: Туре Reaction FeCl2(aq) Na2s (a q) 2Na Cl (a q) + FeS (s) choose one Fe(s) CuSO4 (aq) FeSO4 (aq)Cu (s) choose one CuSO4(aq)ZnCrO,(aq) ZnSO4(aq) CuCrO4(s) choose one
Consider the closed-loop system shown in following. Determine the range of K for stability. Assume that K>0. (Hint: using Routh’s Method) R(s) C(s) S-2 K (s + 1)(52 +65 + 25)
PLease simplify your answer at the end and make sure they are not still in integral. Use Stokes' Theorem (in reverse) to evaluate Sf (curl F) • nas where F = 5yzi + 9x j +2yze+ k ,S is the portion of the paraboloid z = fax? + y2 for 0 s z s 3, and the unit normal on...
If you can show your work, I would appreciate it. Thank you! At 1000 K, K, = 19.9 for the reaction Fe2O3(s) + 3 CO(9) = 2 Fe(s) + 3 CO2(g). What is the value of K, for the reaction 12 Fe(s) +18 CO2(g) = 6 Fe2O3(s) +18 CO(g)? Express your answer using three significant figures.
Kerosene at 20°C flows through a contraction section as shown. A pressure gage connected between the upstream pipe and throat section shows a pressure difference of 14 kPa. The gasoline velocity in the throat section is 12 m/s. What is the velocity (m/s) in the upstream pipe? 12m/s Kerosene at 20° C 14kPa VA = m/s Click here to access...