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2. Calculate experimental error using the following data: the measured value equals 1.4 cm; the accepted...
EXPERIMENT 1 Experimental Error and Data Analysis (c) In an experiment to determine the value of...
EXPERIMENT 1 Experimental Error and Data Analysis (c) In an experiment to determine the value of , a cylindrical can of potato chips is measured to have an average value of 6.90 cm for its diameter and an average value of 22.29 cm for its circumference. What is the value of n to the correct number of significandfigures? (Hint: c=d, r=? Solve for the unknown first)) Experimental value of ER 2. Expressing Experimental Error (a) If the accepted value of...
. Calculate the percentage error for the mathematical value calculated using π=3.1415 for the accepted value
. Calculate the percentage error for the mathematical value calculated using π=3.1415 for the accepted value
The accepted value of acceleration due to gravity is 9 8 m/s You have measured its...
The accepted value of acceleration due to gravity is 9 8 m/s You have measured its experimental value to be 9 2 m/s. The % error is 6 12% 0.612% 6 52% 0 652%
Data Tables Table 1. Accepted truth values. Digital Multimeter Value Resistor RI R2 год (она) T...
Please help with calculations show work thanks
Data Tables Table 1. Accepted truth values. Digital Multimeter Value Resistor RI R2 год (она) Table 2. Experiment. % difference 1 (A), from figure 2 /2 (A), from figure 3 0% Table 3. Experiment. Voltage across Voltage acrossVV ! mtm IpoVortageply mal Voltage from power supply [V] % error R1IV] Table 4. Experiment. I[A] 1IA] 12[A] (11 + 1) [A] % difference 0 2 o-241 Find the combined resistancé of R, and Ry...
Using the calibration curve, calculate the molar concentration for a solution with a measured absorbance of...
Using the calibration curve, calculate the molar concentration for
a solution with a measured absorbance of 0.143.
Concentration = M
0.7 0.6 y = 0.337x 0.5 0.4 Absorbance 0.3 0.2 0.1 o o 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 Concentration, M
2. Based on your experimental data cal KAl(SO4)2.nH20. in your experimental data calculated the value of...
2. Based on your experimental data cal KAl(SO4)2.nH20. in your experimental data calculated the value of n in the chemical formula 3. Calculate the theoretical percentage of SO2- in pure KAl(SO4)2.nH2O using a periodic table for atomic weights and the correct literature value for n. 4. Is your sample alum? Use the results of the three tests to support your answer. Discuss the accuracy of your tests and possible sources of experimental error. Mass of crucible and cover (9) s...
VI. QUESTIONS: 1-47.854 1. Using your experimental value of focal length, calculate the experimental value of...
VI. QUESTIONS: 1-47.854 1. Using your experimental value of focal length, calculate the experimental value of the radius of the mirror III. Procedure: A person whose height ho = 1.8 m was standing at various distances (do) in front of a large convex security mirror. The object distances were measured by a measuring tape. The corresponding image heights (hi) were measured by a ruler. The results of the experiment are indicated in the raw data table below. d. (m) hi...
Place an unknown mass at the 10 cm mark of the meter stick. Suspend from the...
Place an unknown mass at the 10 cm mark of the meter stick. Suspend from the other side a counter mass m2 = 300g and adjust its position until the system is in static equilibrium. Using, Στ = 0 calculate the unknown mass m². Remove the unknown mass and determine its mass on the laboratory balance. See Figure. This is the accepted mass. Calculate % error. % Error lexperimentalacceptedy 100 accepted X axis X X2 m m, m=? X =...
Calculate the experimental value for percent sulfate in alum. Calculations for Part 2 1. Experimental value...
Calculate the experimental value for percent sulfate
in alum.
Calculations for Part 2 1. Experimental value for percent sulfate in alum Results and Data Analysis Table 1: Determination of the Water of Hydration in Alum Crystals 42.565g Mass of crucible +cover+ alum 41.44292 Mass of crucible + cover Mass of alum Mass of crucible + cover + alum after heating 41.95279 0.50189 Mass of anhydrous alum 58.10 Moles of anhydrous alum til 0.6123 Mass of water of crystallization Moles of...
figure 2.3 EXPERIMENT Experimental Uncertainty (Error) and Data Analysis 2 Laboratory Report TI QUESTIONS 1. Read...
figure 2.3
EXPERIMENT Experimental Uncertainty (Error) and Data Analysis 2 Laboratory Report TI QUESTIONS 1. Read the measurements on the rulers in Fig. 2.9, and comment on the results Ruler 1 om 5 Ruler 2 cm 6 Ruler 3 TTm 6 Figure 2.9 2. Were the measurements of the block in part tb) of Procedure 2 all done with the same instrument? Explain. 3. Referring to the dart analogy in Fig. 2.3, draw a dart grouping that would represent poor...
EXPERIMENT 1 Experimental Error and Data Analysis (c) In an experiment to determine the value of , a cylindrical can of potato chips is measured to have an average value of 6.90 cm for its diameter and an average value of 22.29 cm for its circumference. What is the value of n to the correct number of significandfigures? (Hint: c=d, r=? Solve for the unknown first)) Experimental value of ER 2. Expressing Experimental Error (a) If the accepted value of...
The accepted value of acceleration due to gravity is 9 8 m/s You have measured its experimental value to be 9 2 m/s. The % error is 6 12% 0.612% 6 52% 0 652%
Please help with calculations show work thanks
Data Tables Table 1. Accepted truth values. Digital Multimeter Value Resistor RI R2 год (она) Table 2. Experiment. % difference 1 (A), from figure 2 /2 (A), from figure 3 0% Table 3. Experiment. Voltage across Voltage acrossVV ! mtm IpoVortageply mal Voltage from power supply [V] % error R1IV] Table 4. Experiment. I[A] 1IA] 12[A] (11 + 1) [A] % difference 0 2 o-241 Find the combined resistancé of R, and Ry...
Using the calibration curve, calculate the molar concentration for
a solution with a measured absorbance of 0.143.
Concentration = M
0.7 0.6 y = 0.337x 0.5 0.4 Absorbance 0.3 0.2 0.1 o o 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 Concentration, M
2. Based on your experimental data cal KAl(SO4)2.nH20. in your experimental data calculated the value of n in the chemical formula 3. Calculate the theoretical percentage of SO2- in pure KAl(SO4)2.nH2O using a periodic table for atomic weights and the correct literature value for n. 4. Is your sample alum? Use the results of the three tests to support your answer. Discuss the accuracy of your tests and possible sources of experimental error. Mass of crucible and cover (9) s...
VI. QUESTIONS: 1-47.854 1. Using your experimental value of focal length, calculate the experimental value of the radius of the mirror III. Procedure: A person whose height ho = 1.8 m was standing at various distances (do) in front of a large convex security mirror. The object distances were measured by a measuring tape. The corresponding image heights (hi) were measured by a ruler. The results of the experiment are indicated in the raw data table below. d. (m) hi...
Place an unknown mass at the 10 cm mark of the meter stick. Suspend from the other side a counter mass m2 = 300g and adjust its position until the system is in static equilibrium. Using, Στ = 0 calculate the unknown mass m². Remove the unknown mass and determine its mass on the laboratory balance. See Figure. This is the accepted mass. Calculate % error. % Error lexperimentalacceptedy 100 accepted X axis X X2 m m, m=? X =...
Calculate the experimental value for percent sulfate
in alum.
Calculations for Part 2 1. Experimental value for percent sulfate in alum Results and Data Analysis Table 1: Determination of the Water of Hydration in Alum Crystals 42.565g Mass of crucible +cover+ alum 41.44292 Mass of crucible + cover Mass of alum Mass of crucible + cover + alum after heating 41.95279 0.50189 Mass of anhydrous alum 58.10 Moles of anhydrous alum til 0.6123 Mass of water of crystallization Moles of...
figure 2.3
EXPERIMENT Experimental Uncertainty (Error) and Data Analysis 2 Laboratory Report TI QUESTIONS 1. Read the measurements on the rulers in Fig. 2.9, and comment on the results Ruler 1 om 5 Ruler 2 cm 6 Ruler 3 TTm 6 Figure 2.9 2. Were the measurements of the block in part tb) of Procedure 2 all done with the same instrument? Explain. 3. Referring to the dart analogy in Fig. 2.3, draw a dart grouping that would represent poor...
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