Homework Answers
This is the equation for the total energy which compromises of two parts. The first part is the kinetic energy which is due to the velocity. The second part is the potential energy which is due to the height.
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where g is an exact constant but m, v and h are measured values with uncertainties.
Derive the error expression for the following: b. where g is an exact constant but m,...
Derive the error expression for the following:
b. where g is an exact constant but m, v and h are measured values with uncertainties. pa: 10 cos θ where both vo and 6 are measured values c.
Review of Measurement Uncertainty Calculations Here are the rules for propagating uncertainties through a calculation Addition:...
Review of Measurement Uncertainty Calculations Here are the rules for propagating uncertainties through a calculation Addition: z m x + y δ,: 8x + 6y This works for any nunter of terms Subtraction:zx-y o&x + 5y This also works for any number of terns Multiplication by an exact value: z kx 82-kEx General multiplication/division: z-xy or z-:-a-Irl ) (This works for any number of factors) Exact power: z r-δε-121k] sine function: Z t, sin χ-82 tt lcos xlsr Cosine function...
For the cell shown, the measured cell potential, Ecell, is -0.3689 V at 25 °C. Pt(s)H,(g,...
For the cell shown, the measured cell potential, Ecell, is -0.3689 V at 25 °C. Pt(s)H,(g, 0.789 atm) | H(aq, ?M) || Cd²+ (aq, 1.00 M) Cd(s) The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, Eº, are 2 H+ (aq) + 24 H, (g) E° = 0.00 V Cd²+ (aq) + 2e - Cd(s) E = -0.403 V Calculate the H+ concentration. [H+] =
Posting together because I already posted one of them on accident without an explanation. Both of...
Posting together because I already posted one of them on
accident without an explanation. Both of these want to find the
error propagation, using the rules attached.
b.Em+ mgh where g is an exact constant but m, v and h are measured values with uncertainties. C. U Vo cos θ where both vo and θ are measured values Review of Measurement Uncertainty Calculations Here are the rules for propagating uncertainties through a calculation: Addition: z-x + y δΖ 6x +...
The pressure P is given as P= Po + pgh and you measured the densityp and depth h Assume Po and the gravitational accele...
The pressure P is given as P= Po + pgh and you measured the densityp and depth h Assume Po and the gravitational acceleration g are constant and their uncertainties are negligible. Suppose you obtained APp 100 [Pa], AP = 10 [Pa], Spinst = 0.001 [kg m2, Sp stat = 0.01 [kg m ], Sh inst = 0.1|[m], Sh stat= 1 [m] Based on the above values, which f the following is most effective in improving the uncertainty of P?...
(Aya2(Ayx) The propagation of uncertainty formula for the equation y-ax*2 is where Δγ,-(ax2)-((a+5a)x2)and Δγ,-(ax2)-(a(x+5x)2) and. The values δα and5x are the uncertainties on a and x respectively....
(Aya2(Ayx) The propagation of uncertainty formula for the equation y-ax*2 is where Δγ,-(ax2)-((a+5a)x2)and Δγ,-(ax2)-(a(x+5x)2) and. The values δα and5x are the uncertainties on a and x respectively. If a -35*/-0.2 and x -0*/-0.4 then what is the uncertainty on y? QUESTION 17 The propagation of uncertainty formula for the equation y-mx rb is V(Aym)2(Ay)+(Avb) where ym-(mx + b) _ ((m+5m)x + b). Дух-(mx + b)-(m(x+5x) + b) and Дуь-(mx + b)-(mx + (b +5b)) The values m 5x and b...
For the cell shown, the measured cell potential, Ecell, is -0.3707 V at 25°C. Pt(s) H(8,...
For the cell shown, the measured cell potential, Ecell, is -0.3707 V at 25°C. Pt(s) H(8, 0.857 atm) H+ (aq.? M) || Cd2+ (aq, 1.00 M) | Cd() The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, Eº, are 2 H+ (aq) + 2e- H,(g) E° = 0.00 V Ca2+ (aq) + 2e Cd(s) E = -0.403 V Calculate the H* concentration.
For the cell shown, the measured cell potential, Ecell is -0.3605 V at 25℃.
For the cell shown, the measured cell potential, Ecell is -0.3605 V at 25℃.Pt(s)|H₂(g, 0.881 atm)| H⁺(aq, ? M) || Cd²⁺(aq, 1.00 M) | Cd(s)The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, E°, are2 H⁺(aq)+2e- ⟶ H₂(g) E⁰=0.00 VCd²⁺(aq)+2e- ⟶ Cd(s) E⁰=-0.403 VCalculate the H⁺concentration.
For the cell shown, the measured cell potential, Ecell is -0.3719 V at 25℃.
For the cell shown, the measured cell potential, Ecell is -0.3719 V at 25℃.Pt(s)|H₂(g, 0.865 atm)| H⁺(aq, ? M) || Cd²⁺(aq, 1.00 M) | Cd(s)The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, E°, are2 H⁺(aq)+2e- ⟶ H₂(g) E⁰=0.00 VCd²⁺(aq)+2e- ⟶ Cd(s) E⁰=-0.403 VCalculate the H⁺concentration.
1.719M is wrong For the cell shown, the measured cell potential, Ecell, is -0.3709 V at...
1.719M is wrong
For the cell shown, the measured cell potential, Ecell, is -0.3709 V at 25 °C. Pt(s) | H,(g, 0.877 atm) | H+ (aq, ? M) || Cd2+(aq, 1.00 M)| Cd(s) The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, Eº, are 2 H+ (aq) + 2e → H2(g) E° = 0.00 V Cd2+ (aq) + 2e Cd(s) E° = -0.403 V Calculate the H+ concentration. [H+] = M
Derive the error expression for the following:
b. where g is an exact constant but m, v and h are measured values with uncertainties. pa: 10 cos θ where both vo and 6 are measured values c.
Review of Measurement Uncertainty Calculations Here are the rules for propagating uncertainties through a calculation Addition: z m x + y δ,: 8x + 6y This works for any nunter of terms Subtraction:zx-y o&x + 5y This also works for any number of terns Multiplication by an exact value: z kx 82-kEx General multiplication/division: z-xy or z-:-a-Irl ) (This works for any number of factors) Exact power: z r-δε-121k] sine function: Z t, sin χ-82 tt lcos xlsr Cosine function...
For the cell shown, the measured cell potential, Ecell, is -0.3689 V at 25 °C. Pt(s)H,(g, 0.789 atm) | H(aq, ?M) || Cd²+ (aq, 1.00 M) Cd(s) The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, Eº, are 2 H+ (aq) + 24 H, (g) E° = 0.00 V Cd²+ (aq) + 2e - Cd(s) E = -0.403 V Calculate the H+ concentration. [H+] =
Posting together because I already posted one of them on
accident without an explanation. Both of these want to find the
error propagation, using the rules attached.
b.Em+ mgh where g is an exact constant but m, v and h are measured values with uncertainties. C. U Vo cos θ where both vo and θ are measured values Review of Measurement Uncertainty Calculations Here are the rules for propagating uncertainties through a calculation: Addition: z-x + y δΖ 6x +...
The pressure P is given as P= Po + pgh and you measured the densityp and depth h Assume Po and the gravitational acceleration g are constant and their uncertainties are negligible. Suppose you obtained APp 100 [Pa], AP = 10 [Pa], Spinst = 0.001 [kg m2, Sp stat = 0.01 [kg m ], Sh inst = 0.1|[m], Sh stat= 1 [m] Based on the above values, which f the following is most effective in improving the uncertainty of P?...
(Aya2(Ayx) The propagation of uncertainty formula for the equation y-ax*2 is where Δγ,-(ax2)-((a+5a)x2)and Δγ,-(ax2)-(a(x+5x)2) and. The values δα and5x are the uncertainties on a and x respectively. If a -35*/-0.2 and x -0*/-0.4 then what is the uncertainty on y? QUESTION 17 The propagation of uncertainty formula for the equation y-mx rb is V(Aym)2(Ay)+(Avb) where ym-(mx + b) _ ((m+5m)x + b). Дух-(mx + b)-(m(x+5x) + b) and Дуь-(mx + b)-(mx + (b +5b)) The values m 5x and b...
For the cell shown, the measured cell potential, Ecell, is -0.3707 V at 25°C. Pt(s) H(8, 0.857 atm) H+ (aq.? M) || Cd2+ (aq, 1.00 M) | Cd() The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, Eº, are 2 H+ (aq) + 2e- H,(g) E° = 0.00 V Ca2+ (aq) + 2e Cd(s) E = -0.403 V Calculate the H* concentration.
1.719M is wrong
For the cell shown, the measured cell potential, Ecell, is -0.3709 V at 25 °C. Pt(s) | H,(g, 0.877 atm) | H+ (aq, ? M) || Cd2+(aq, 1.00 M)| Cd(s) The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, Eº, are 2 H+ (aq) + 2e → H2(g) E° = 0.00 V Cd2+ (aq) + 2e Cd(s) E° = -0.403 V Calculate the H+ concentration. [H+] = M
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