Chapter7: Electricity
Section: Chapter Questions
Problem 3Q
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solve question 4 pleaseeee
Transcribed Image Text:4.
From your graph find the specific charge,K, of copper ions by calculating
the slope.
5.
What are the units of K?
colon/Kg
6.
Estimate the error, AK, in your value and write the result as K ± AK.
7.
Calculate the charge carried by each copper ion in the solution.
Slaep)
8.
Use the result above to calculate the charge of the electron e. How does
it compare with the standard value?
Pf A-t 100 %
Transcribed Image Text:I. PURPOSE:
Is cakutate Har Specific charge f coper Tas which
is the smamt of dhange cuưird bya mit mses fcopperIous.
II. DATA AND DATA ANALYSIS:
Enter your data of the masses, m, and m2 in kg as related to the current, I,
in Ampere and time, t, in minutes in Table (10.1) below:
1.
7.
Table(10.1)
Amount of charge
(It)
m2
Deposited mass
Current(I)
Time (t)
zali gai Mcu = (m-m,)
(Kg)
(min)
(Kg)
(Kg)
(A)
(Coulomb)
36. 36.86 36-57-36.56
7.01/01-
36.8 36.92
0.6A
0.8
20
D.2 x10 x 60 =4
a5.49
36.42-36bg
0.3A
20
DX Sx60= 2+D
D. o6 s
8.
36.92 36.96
36.45-86982
0,3Á
10
94x6x60= 240
0. 02
Use the data in Table (10.1) to plot the amount of charge (It) versus the
mass of the deposited copper Mcu.
3.
What type of relationship do you see between Mcu and It?
Direct Liser
108
Chart Title
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
480
240
120
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