Calculate the sum of the two weight tests. Then select SUBMIT to check your answer and add the result to your lab notebook. CALCULATE THE LINEAR ERROR: (Full Scale Weight - Weight Sum) / 2 (127.0912 - 127.0894) / 2 Enter your answer
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- I have struggled to get the answer. A classmate said it was 159, though I would like to see the steps in demensional analysis, with correct sig figs. thank you! Provide only typed solution answer no handwritten solution neededPlease answer super fast and answer all questions and show calculations For the image attached For 1. a Mass of metal: Trial 1 is 35.0228 g Trial 2 is 35.0915 g Trial 3 is 34.0821 g Mass of water: Trial 1 is 20.0177 g Trial 2 is 20.0250 g Trial 3 is 20.0168 g For delta t of water: Trial 1 is 15.5 C Trial 2 is 15.7 C Trial 3 is 15.1 C For delta t of metal Trial 1 is 80.1 C Trial 2 is 80.2 C Trial 3 is 79.5 C For B my calculated Specific heat is: Trial 1 is 0.462 Trial 2 is 0.467 Trial 3 is 0.466Which statements are TRUE regarding internal standards? I. The response factor is calculated by using a mixture containing known amounts of analyte and internal standard and by using detector response to the analyte and the internal standard. II. Internal standards are useful where instrument response or quantity of sample analyzed varies over time. III. Detector response is inversely proportional to concentration. IV. Detector response to analyte and internal standard is assumed to be constant over a range of concentrations A. I, II, and III B. II, III, and IV C. I and II D. I, II, and IV
- Sample IdentificationCodeConcentration of M%TA=2-log(%T)Q50004.00 x 10-417.90.75Q50013.20 x 10-425.00.6Q50022.40 x 10-435.70.46Q50031.60 x 10-450.20.3Q50048.000 x 10-570.80.15SampleIdentificationCode%TA=2-log(%T)AMQ0210150143.70.359518560.360.000192Q0210150244.10.355561410.360.00018Q0210150343.80.358525890.360.00017Q0210150444.10.355561410.360.00018Q0210150543.80.358525890.360.00017What was their percent error?43%Does Batch 021015 meet legal requirements?No, because it is not between 2.85 * 10(4) and 3.15 * 10(4)Well #DropsBluedye1234567891012345678910Drops 9Distilled water876543210Concne 0.26tration0.52Test Tube #0.781.041.3Solutions3Concentration (M)2.082.32.6Concentration (ppm)1:1 dilution11.82Starting Dilution21.562:1 dilution0A.Zero standard0Was your calibration curve as linear as you expected?B.Did you experience any âdriftâ of the resistance readings?C.What is the equation of your best-fit line?D.What commercial drink did you analyze?E.Assuming…A student prepared a cereal sample solution using a procedure similar to that in Lab 5. The original sample solution was diluted by a factor of two, and then the absorbance of the diluted sample solution was measured and recorded as (2.0x10^-1). Use the following calibration plot and the dilution factor to determine the concentration of iron, in unit of M, in the original cereal sample solution. The trendline (linear regression) as displayed on the plot is y = 11898x - 0.0112.Hello, can someone please help me? I have already hand graphed 1 and 2 and found the v max, however I cannot find the Km value. I am confused because the plots on the linear weaver burk plot do not extend past the values that make up the line. So how am I supposed to estimate the value for the y-intercept in order to find the Km value
- Answer the question and explain why you chose it in 3 sentences. Which statements are TRUE regarding internal standards? I. The response factor is calculated by using a mixture containing known amounts of analyte and internal standard and by using detector response to the analyte and the internal standard. II. Internal standards are useful where instrument response or quantity of sample analyzed varies over time. III. Detector response is inversely proportional to concentration. IV. Detector response to analyte and internal standard is assumed to be constant over a range of concentrations. Choices: A. I, II, and III B. II, III, and IV C. I and II. D. I, II, and IVIf 5 µM enzyme was used to obtain the data in the summary plot below, V-max = ________________ µM sec-1 and Km = ____________ µM for this enzyme (Enter numeric values to the nearest integer; Do NOT write units.)PLEASE ANSWER THE FF: - CLINICAL CHEMISTRY 1.The main programs of the quality assurance department are: a.) Risk management, in-service and continuing education, safety programs, quality control and peer review. b.) Human resources, national laboratory week committee, and quality control documentation. c.) Diversity, red ribbon week, and health and safety education. d.) Laboratory operations, research and development. 2. Statistical methods commonly used to evaluate quality control data in the clinical lab is/are: a) T-test, z-test, and F-test. b) Numerical statistics and graphic techniques. c) Regression analysis and Pearson’s correlation coefficient d) X2 (chi-square) tests. 3. Precision of a method is best defined as: a) Agreement between replicate measurements obtained from the sample analyzed by the test method under prescribed conditions. b) Allowable bias. c) Accuracy. d.) Closeness of the agreement between the result of the measurement and a true value of the measured
- In quality management, it is very important that you have a good background knowledge in both descriptive and inferential statistics. Since you already took up Biostatistics and Epidemiology during your Second Year, answer BRIEFLY the following questions on basic statistics: 1. Compare and contrast the three most common measures of central tendency mean, median and mode. 2. Differentiate standard deviation from coefficient of variation. 3. What is T-test?Please check my observations from the lab worksheet and watch the video. Accordingly, answer the questions . Link to lab Video: https://drive.google.com/file/d/1BR55ITa7wyOLgLy-MT6ogeXp-fiyuTHn/view?usp=sharing Link to calculated observations: https://drive.google.com/file/d/1zQ952X4N6hOgoToBF_o0zRARScwe54WH/view?usp=sharing Questions:The internal standard method compensates for errors that affect both the analyte and the reference. True False