The limiting current was observed to be 74.9 pA in the voltammogram for a 40.0 ml. solution of 0.00694M Cu. The current in the limiting-current region was continued for 54.6 min. Calculate the percentage decrease in the concentration of the solution. 54 percentage decrease: Enter numeric value ncoect

The limiting current was observed to be 74.9 pA in the voltammogram for a 40.0 ml. solution of 0.00694M Cu. The current in the limiting-current region was continued for 54.6 min. Calculate the percentage decrease in the concentration of the solution. 54 percentage decrease: Enter numeric value ncoect

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

Solve for the absorptivity if only 75% of the incident light is transmitted
Please answer this all.
Band Distance (mm) MW (kb) 1 15 23.10 18 9.40 21 24 28 38 6.70 4.40 230 2.00 7 41 0.56 8 60 0.12 234 6
i need help solving this step by step with all the calculations Below is a set of absorbance data that you have obtained while doing an experiment studying the diffusion of potassium permanganate into solutions of water. This diffusion experiment was conducted at three temperatures. I need help to Calculate the diffusion rates for each of these temperature conditions. Time (min) 4°C 22°C 37°C 0 0.024 0.108 0.081 5 0.048 0.144 0.221 10 0.069 0.196 0.321 15 0.088 0.224 0.424 20 0.086 0.234 0.580 25 0.089 0.248 0.683 Once you calculate your diffusion rates in standard notation and use 3 digits past the decimal point (Note that the last zero is considered to be a digit) Diffusion Rate 4°C = __________________ Diffusion Rate 22°C = _________________ Diffusion Rate 37°C = _________________ To show how you calculated the diffusion rates for these temperature - What absorbance values did you choose to…
A nuclcon is scattered elastically from a heavy nucleus. The effect of the heavy nucleus can be represented by a fixed potential -Vo r R, V (r) = where Vo is a positive constant. Calculate the deferential cross section to the lowest order in Vo.
21-22
Pls answer this ASAP I will upvote
- & Sketch New · C $ 7 ♡ www 1500 kg/m³ O 3000 kg/m³ 5000 kg/m³ 7000 kg/m³ 9000 kg/m³ 44 < HD E Material X has an atomic radius R = 0.125 nm, an atomic weight of A = 51 g/mol, and a body centered cubic (BCC) crystal structure. Calculate the mass density of this material. Hint: Do your calculations in SI units, as this will help avoid numerical errors from unit conversions. Choose the answer closest to your calculated value.
What is the Freundlich linear equation, R2, intercept, slope, n, Kf and Freundlich linear equation? Note: (show solution) Volume of the solution= 100 ml weight of the adsorbent is 150 mg
Draw the electron pushing mechanism
Calculate the modulus of elasticity of a metal-matrix composite under isostrain conditions. Assume an aluminum matrix is reinforced by 80 vol % SiC fibers. Express your answer to three significant digits. The modulus of elasticity is Submit Request Answer | ΑΣΦ | | vec ? MPa.
Application of UV- VisibleSpectroscopy