Five students set out to determine the average mass of a half-dollar coin. In performing theirmeasurements, they obtained the following measurements:Student 1Student 2Student 3Student 4Student 5Coin # Mass (g)1 11.369Coin # Mass (g)Coin # Mass (g)Coin # Mass (g)Coin # Mass (g)1 11.37811.3571 11.4011 11.3302 11.4332 11.3632 11.2642 11.3522 11.4243 11.3803 11.4193 11.2743 11.2783 11.3684 11.3334 11.43911.3234 11.3994111.3864.5 11.3485 11.4055 11.3315 11.3405 11.3256 11.4347 11.3556 11.3596 11.3826 11.3066 11.3267 11.3107 11.3457 11.3717 11.3628 11.4438 11.4298.11.3698 11.2848 11.3059 11.36910 11.2719 11.4469 11.4069 11.2609 11.40110 11.34510 11.41910 11.26310 11.316The average mass of a half-dollar coin is supposed to be 11.340 grams. Of the students, which onewas the most precise in their measurements [Select )Student 2Student 3Student 4Student 1Student 5Next

We have to find of which students was the most precise measurements.

Five students set out to determine the average mass of a half-dollar coin. In performing their measurements, they obtained the following measurements: Student 1 Student 2 Student 3 Student 4 Student 5 Coin # Mass (g) 1 11.369 Coin # Mass (g) Coin # Mass (g) Coin # Mass (g) Coin # Mass (g) 1 11.378 1 11.357 1 11.401 1 11.330 2 11.433 2 11.363 2 11.264 2 11.352 2 11.424 3 11.380 3 11.419 3 11.274 3 11.278 3 11.368 4 11.333 4 11.439 11.323 4 11.399 4 11.386 4. 5 11.348 5 11.405 5 11.331 5 11.340 5 11.325 6 11.326 6 11.434 6 11.382 7 11.345 6 11.359 6 11.306 7 11.310 7 11.371 7 11.362 7 11.355 8 11.305 9 11.401 10 11.316 8 11.284 8 11.429 9 11.406 10 11.419 8 11.443 8. 11.369 9 11.369 10 11.271 6. 11.446 9 11.260 10 11.345 10 11.263 The average mass of a half-dollar coin is supposed to be 11.340 grams. Of the students, which one was the most precise in their measurements [Select ] Student 2 Student 3 Student 4 Student 1 Student 5 Next

Five students set out to determine the average mass of a half-dollar coin. In performing their measurements, they obtained the following measurements: Student 1 Student 2 Student 3 Student 4 Student 5 Coin # Mass (g) 1 11.369 Coin # Mass (g) Coin # Mass (g) Coin # Mass (g) Coin # Mass (g) 1 11.378 1 11.357 1 11.401 1 11.330 2 11.433 2 11.363 2 11.264 2 11.352 2 11.424 3 11.380 3 11.419 3 11.274 3 11.278 3 11.368 4 11.333 4 11.439 11.323 4 11.399 4 11.386 4. 5 11.348 5 11.405 5 11.331 5 11.340 5 11.325 6 11.326 6 11.434 6 11.382 7 11.345 6 11.359 6 11.306 7 11.310 7 11.371 7 11.362 7 11.355 8 11.305 9 11.401 10 11.316 8 11.284 8 11.429 9 11.406 10 11.419 8 11.443 8. 11.369 9 11.369 10 11.271 6. 11.446 9 11.260 10 11.345 10 11.263 The average mass of a half-dollar coin is supposed to be 11.340 grams. Of the students, which one was the most precise in their measurements [Select ] Student 2 Student 3 Student 4 Student 1 Student 5 Next

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter1: Basic Concepts Of Chemistry

Section: Chapter Questions

Problem 42GQ: Make a drawing, based on the kinetic-molecular theory and the ideas about atoms and molecules...

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Apothecaries (druggists) use the following set of measures in the English system: 20 grains ap = 1 scruple (exact) 3 scruples = 1 dram ap (exact) 8 dram ap = 1 oz ap (exact) 1 dram ap = 3.888 g a. Is an apothecary grain the same as a troy grain? (See Exercise 49.) b. 1 oz ap = ____________ oz troy. c. An aspirin tablet contains 5.00 102 mg of active ingredient. What mass in grains ap of active ingredient does it contain? What mass in scruples? d. What is the mass of 1 scruple in grams?
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1.14 Which part of the following descriptions of a compound or element refers to its physical properties and which to its chemical properties? (a) Calcium carbonate is a white solid with a density of 2.71 g/cm. It reacts readily with an acid to produce gaseous carbon dioxide. (b) Gray powdered zinc metal reacts with purple iodine to give a white compound.
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