How can I use the Nernst equation to determine the error involved when a potentiometric measurement...
How can I use the Nernst equation to determine the error involved when a potentiometric measurement has an error of ±1.5 mv for an analyte undergoing a 2-electron reduction? I'd like to see all the mathematical steps in this process, too.
Homework Answers
Nernst Equation is the important concept that belongs to electrochemistry that relates the standard reduction potential of the half cell reaction to the standard electrode potential at particular temperature and activities of the chemical species undergoig oxidation and reduction.
Now, the error can be easily calculated by the knowledge of the exact potentiometric measurements and the accepted value from the data given as shown in the image below-
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How can I use the Nernst equation to determine the error
involved when a potentiometric measurement...
how do I solve this? 1. Use the Nernst equation to calculate the standard cell potential...
how
do I solve this?
1. Use the Nernst equation to calculate the standard cell potential for a voltaic cell of a Sn electrode in 0.10M Sn2(a) in one half-cell and Al in 0.10M AP) in the other. (EPe Eaode- Emode 1.52 V, Show your work. Hint: Check E values of the reduction haif reactions. Write the one with more negative E as oxidation half reaction (change the sign); ensure that equal number of electrons are exchanged ie. electrons cancel,...
So i have used all day trying to figure out how I can determine the element...
So i have used all day trying to figure out how I can determine the element out of a given function when asked "Which element has the following series of ionization energies I1, I2, I3 and I4?". Can you please explain briefly? With examples This is a typical problem I will get. I only want explanation and steps for how to solve such problems. I only want explanation of how to solve problems like that, I dont have an example.
I would like to see the work done for the problems so I can have a...
I would like to see the work done for the problems so I can
have a better understanding. The awnsers are provided, mostly, at
the end of the question.
Thank You!
1. (3 pts) Calculate the pH of a buffer prepared by mixing 4.0 g OT IN uffer prepared by mixing 4.0 g of NH CI with 29 mL of OM N3 and diluting to 1.00 L (a) neglecting activity and (b) including activity. (Hint: see Eqn 9-18 in your...
can someone please explain their answer, I don't know how to determine when to use sin,...
can someone please explain
their answer, I don't know how to determine when to use sin, tan,
or cos for the formula
can someone please use numbers on how to solve this equation. every example I see is...
can someone please use numbers on how to solve this equation. every example I see is them using the symbols. thank you so much. The average THC content of marijuana sold on the street is 9.1%. Suppose the THC content is normally distributed with standard deviation of 2%. Let X be the THC content for a randomly selected bag of marijuana that is sold on the street. Round all answers to 4 decimal places where possible, a. What is the...
THIS NEEDS TO BE ANSWERED IN MATLAB CODING ONLY please use screen shots so I can...
THIS NEEDS TO BE
ANSWERED IN MATLAB CODING ONLY please use screen shots
so I can follow along because these two questions have been
answered, but I do not understand how it works!
See problems under image below....
I KNOW HOW TO CALCULATE ALL OF THESE PROBLEMS ALREADY I
DON'T KNOW HOW TO CODE IN MATLAB, so if possible show me the steps
so I understand, Thank you.
ALSO CAN YOU PLEASE ONLY USE ONE (1) function M
FILE
my...
I need helppp with my AP chem lab
Purpose: To calculate the amount of AgNO3 present in an unknown solution of water through the process of gravimetric analysis with NaCl. Background: Have you ever had difficulty lathering soap or find that the scum in your shower constantly needs to be removed? These are signs of “hard water.” Soap does not lather well in hard water because metal ions, such as Ca2+, form precipitates, creating “soap scum.” A precipitate is an insoluble compound that forms when soluble ions in...
When i run my python code i get the following error... and im not sure how...
When i run my python code i get the following error...
and im not sure how to fix the error, can someone help me?
____________________Hers my Code__________________
import face_recognition
import cv2
# Get a reference to your webcam
video_capture = cv2.VideoCapture(0)
# Load a sample picture of yourself and learn how to recognize
it.
kyle_image = face_recognition.load_image_file("kyle.jpg")
kyle_face_encoding =
face_recognition.face_encodings(kyle_image)[0]
# Load a second sample picture and learn how to recognize
it.
##lauren_image =
face_recognition.load_image_file("lauren.jpg")
##lauren_face_encoding =
face_recognition.face_encodings(lauren_image)[0]
# Load...
I keep getting an error code in my C++ program. It says "[Error] 'strlen' was not...
I keep getting an error code in my C++ program. It says "[Error] 'strlen' was not declared in this scope" in my main.cpp. Here are my codes. main.cpp #include <iostream> #include <string> #include "functions.h" using namespace std; //definition of the main function. //takes arguments from the command-line. int main(int argc, char *argv[]) { //Determine if you have enough arguments. //If not, output a usage message and exit program if (argc<2 || (argc == 2 && argv[1][0] == '-')) { //call...
I just could not figure out how to do all this. For the "print the ones...
I just could not figure out how to do all this.
For the "print the ones you like" part, I need a few examples,
3-4.
For the next part, you are welcome to choose any two from the
list.
In this problem, we will practice making protein structures. Download RasMol from www.umass.edu/microbio/rasmol/index.htm (or http://openrasmol.org), or http other free molecular rendering software. Go to the Protein Data Bank, http On the main page, try searching for and viewing molecules (see also...
how
do I solve this?
1. Use the Nernst equation to calculate the standard cell potential for a voltaic cell of a Sn electrode in 0.10M Sn2(a) in one half-cell and Al in 0.10M AP) in the other. (EPe Eaode- Emode 1.52 V, Show your work. Hint: Check E values of the reduction haif reactions. Write the one with more negative E as oxidation half reaction (change the sign); ensure that equal number of electrons are exchanged ie. electrons cancel,...
I would like to see the work done for the problems so I can
have a better understanding. The awnsers are provided, mostly, at
the end of the question.
Thank You!
1. (3 pts) Calculate the pH of a buffer prepared by mixing 4.0 g OT IN uffer prepared by mixing 4.0 g of NH CI with 29 mL of OM N3 and diluting to 1.00 L (a) neglecting activity and (b) including activity. (Hint: see Eqn 9-18 in your...
can someone please explain
their answer, I don't know how to determine when to use sin, tan,
or cos for the formula
THIS NEEDS TO BE
ANSWERED IN MATLAB CODING ONLY please use screen shots
so I can follow along because these two questions have been
answered, but I do not understand how it works!
See problems under image below....
I KNOW HOW TO CALCULATE ALL OF THESE PROBLEMS ALREADY I
DON'T KNOW HOW TO CODE IN MATLAB, so if possible show me the steps
so I understand, Thank you.
ALSO CAN YOU PLEASE ONLY USE ONE (1) function M
FILE
my...
When i run my python code i get the following error...
and im not sure how to fix the error, can someone help me?
____________________Hers my Code__________________
import face_recognition
import cv2
# Get a reference to your webcam
video_capture = cv2.VideoCapture(0)
# Load a sample picture of yourself and learn how to recognize
it.
kyle_image = face_recognition.load_image_file("kyle.jpg")
kyle_face_encoding =
face_recognition.face_encodings(kyle_image)[0]
# Load a second sample picture and learn how to recognize
it.
##lauren_image =
face_recognition.load_image_file("lauren.jpg")
##lauren_face_encoding =
face_recognition.face_encodings(lauren_image)[0]
# Load...
I just could not figure out how to do all this.
For the "print the ones you like" part, I need a few examples,
3-4.
For the next part, you are welcome to choose any two from the
list.
In this problem, we will practice making protein structures. Download RasMol from www.umass.edu/microbio/rasmol/index.htm (or http://openrasmol.org), or http other free molecular rendering software. Go to the Protein Data Bank, http On the main page, try searching for and viewing molecules (see also...
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