Which one of the following does not come under the category of systematic error? (A) Instrumental error (B) Method error (C) indeterminate error (D) Personal error
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- Assuming that you weighted a piece of silver five times and each time you got 52 grams. However, the actual weight from the Bureau of Standards said it should weigh 50 g. (a) What is the % relative errors? (b) What type of error does this exemplify? (c) Does this affect (a) reliability (b) Accuracy (c) both a & bGive two examples of the Method error (one of the classification of systematic error). Please do not give what is already given in the example. Thank youA method of analysis yields masses of gold that are low by 0.4 mg. Calculate the percent relative error caused by this result if the mass of gold in the sample is (a) 500 mg (b) 250 mg (c) 150 mg (d) 70 mg
- A method of analysis yields masses of gold that are lower by 0.40 mg. Calculate the percent relative error caused by this result if the mass of gold in the sample is (a) 500mg (b) 70 mgCompare and contrast the following: (a) error and uncertainty, and (b) random error and systematic errorGive two examples of the Scale Factor Error (one of the types of systematic error). Please do not give what is already given in the example. I need it ASAP Thank you
- Give two examples of the Instrumental Error (one of the classification of systematic error). Please do not give what is already given in the example. Thank youWhat are the similarities in random error and systematic error? In analytical method and graphical method?The following statements pertain to the development of the theory of combustion by the French chemist Lavoisier in the eighteenth century. Match the statement with the appro- priate step (observation, hypothesis, experiment designed to test hypothesis) in the scientific method. (a) A metal is burned in a closed container, and the change in mass of the solid and volume of the gas is measured.(b) Oxygen gas combines with a substance during its combustion.(c) Combustion of a metal in a closed container ceases after a length of time.
- A doctor prepared a drip of 60 mL per hour for a patient in ward B, while the correct dose of 62 ml per hour must be administered to the patient. Determine (i) the absolute error of dosage given by the doctor (ii) the relative error of the dosageThe points on the bullseye are measurements whose exact value is the center of the bullseye. Indicate the correct statement: (A). The points of target 3 have clearly less standard deviation than that of target 2. (B). Target 2 points have the worst repeatability of all. (C). The points of target 3 are a set of measurements that lead to a fairly accurate value of the variable, but the instrument cannot be considered very precise. (D). Target 4 points only have systematic errors.Suggest physical changes by which the followingmixtures can be separated.(a) iron filings and wood chips(b) ground glass and sucrose (cane sugar)(c) water and olive oil(d) gold flakes and water