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10) An experiment requires you to make several measurements. Based on the values in the table below, what would be the best statement that represents the data set if the true value is 0.2135? Trial A Trial B Trial C 0.2139 0.2893 0.2135 0.2130 0.3210 0.2134 0.2133 0.2999 0.3712 0.2135 0.2998 0.3715 A) The measurements in Trial A are accurate and precise, Trial B is neither accurate nor precise, and Trial C is accurate however, not precise. B) The measurements in Trial A are accurate and precise, Trial B is neither accurate nor precise, and Trial C is precise however, not accurate. C) The measurements in Trial A are accurate and precise, Trial's B and C are neither accurate nor precise. 11) Which of the following would be considered a physical change? A) burning paper B) boiling water C) digesting food 12) A salt water solution is classified as what type of matter? A) homogeneous mixture B) heterogeneous mixture C) pure substance 13) How many significant figures are in 0.0000401 kg? A) 8 B) 7 C) 3 14) Oxygen (0,) is classified as what type of matter? A) element B) homogeneous mixture C) compound 15) How many significant figures are in 4.010000kg? A) 7 C) 5 B) 3 16) What is the answer for the following calculation: 1.209 - 0.0204 ? A) 1.19 B) 1.189 C) 1.1886 17) What is the answer for the following calculation: 0.0234 x 139.37 ? A) 3.26 B) 3.261258 C) 3.261 18) What is the answer for the following calculation: (1.249 - 0.0234) × 139.37 ? A) 170.812 B) 170.8 C) 170.81 19) How many grams of iron are in 350. mg of iron? A) 0.350 g B) 3.50 g C) 35.0 g 20) Express 1.40 × 10-3 L in decimal notation. A) 0.00140 L B) 0.0014 L C) 0.014 L 21) A statement about mass always being conserved in a chemical reaction is an example of a B) hypothesis A) theory C) law

10) An experiment requires you to make several measurements. Based on the values in the table below, what would be the best statement that represents the data set if the true value is 0.2135? Trial A Trial B Trial C 0.2139 0.2893 0.2135 0.2130 0.3210 0.2134 0.2133 0.2999 0.3712 0.2135 0.2998 0.3715 A) The measurements in Trial A are accurate and precise, Trial B is neither accurate nor precise, and Trial C is accurate however, not precise. B) The measurements in Trial A are accurate and precise, Trial B is neither accurate nor precise, and Trial C is precise however, not accurate. C) The measurements in Trial A are accurate and precise, Trial's B and C are neither accurate nor precise. 11) Which of the following would be considered a physical change? A) burning paper B) boiling water C) digesting food 12) A salt water solution is classified as what type of matter? A) homogeneous mixture B) heterogeneous mixture C) pure substance 13) How many significant figures are in 0.0000401 kg? A) 8 B) 7 C) 3 14) Oxygen (0,) is classified as what type of matter? A) element B) homogeneous mixture C) compound 15) How many significant figures are in 4.010000kg? A) 7 C) 5 B) 3 16) What is the answer for the following calculation: 1.209 - 0.0204 ? A) 1.19 B) 1.189 C) 1.1886 17) What is the answer for the following calculation: 0.0234 x 139.37 ? A) 3.26 B) 3.261258 C) 3.261 18) What is the answer for the following calculation: (1.249 - 0.0234) × 139.37 ? A) 170.812 B) 170.8 C) 170.81 19) How many grams of iron are in 350. mg of iron? A) 0.350 g B) 3.50 g C) 35.0 g 20) Express 1.40 × 10-3 L in decimal notation. A) 0.00140 L B) 0.0014 L C) 0.014 L 21) A statement about mass always being conserved in a chemical reaction is an example of a B) hypothesis A) theory C) law

Chemistry for Engineering Students
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter1: Introduction To Chemistry
Section: Chapter Questions
Problem 1.18PAE: 1.18 Two golfers are practicing shots around a putting green. Each golfer takes 20 shots. Golfer 1...
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10) An experiment requires you to make several measurements. Based on the values in the table below, what would be the best statement that represents the data set if the true value is 0.2135? Trial A Trial B Trial C 0.2139 0.2893 0.2135 0.2130 0.3210 0.2134 0.2133 0.2999 0.3712 0.2135 0.2998 0.3715 A) The measurements in Trial A are accurate and precise, Trial B is neither accurate nor precise, and Trial C is accurate however, not precise. B) The measurements in Trial A are accurate and precise, Trial B is neither accurate nor precise, and Trial C is precise however, not accurate. C) The measurements in Trial A are accurate and precise, Trial's B and C are neither accurate nor precise. 11) Which of the following would be considered a physical change? A) burning paper B) boiling water C) digesting food 12) A salt water solution is classified as what type of matter? A) homogeneous mixture B) heterogeneous mixture C) pure substance 13) How many significant figures are in 0.0000401 kg? A) 8 B) 7 C) 3 14) Oxygen (0,) is classified as what type of matter? A) element B) homogeneous mixture C) compound 15) How many significant figures are in 4.010000kg? A) 7 В) 3 C) 5 16) What is the answer for the following calculation: 1.209 - 0.0204 ? A) 1.19 B) 1.189 C) 1.1886 17) What is the answer for the following calculation: 0.0234 × 139.37 ? A) 3.26 B) 3.261258 C) 3.261 18) What is the answer for the following calculation: (1.249 - 0.0234) × 139.37 ? A) 170.812 B) 170.8 C) 170.81 19) How many grams of iron are in 350. mg of iron? A) 0.350 g B) 3.50 g C) 35.0 g 20) Express 1.40 × 10-3 L in decimal notation. A) 0.00140 L B) 0.0014 L C) 0.014 L 21) A statement about mass always being conserved in a chemical reaction is an example of a B) hypothesis A) theory C) law
Transcribed Image Text:10) An experiment requires you to make several measurements. Based on the values in the table below, what would be the best statement that represents the data set if the true value is 0.2135? Trial A Trial B Trial C 0.2139 0.2893 0.2135 0.2130 0.3210 0.2134 0.2133 0.2999 0.3712 0.2135 0.2998 0.3715 A) The measurements in Trial A are accurate and precise, Trial B is neither accurate nor precise, and Trial C is accurate however, not precise. B) The measurements in Trial A are accurate and precise, Trial B is neither accurate nor precise, and Trial C is precise however, not accurate. C) The measurements in Trial A are accurate and precise, Trial's B and C are neither accurate nor precise. 11) Which of the following would be considered a physical change? A) burning paper B) boiling water C) digesting food 12) A salt water solution is classified as what type of matter? A) homogeneous mixture B) heterogeneous mixture C) pure substance 13) How many significant figures are in 0.0000401 kg? A) 8 B) 7 C) 3 14) Oxygen (0,) is classified as what type of matter? A) element B) homogeneous mixture C) compound 15) How many significant figures are in 4.010000kg? A) 7 В) 3 C) 5 16) What is the answer for the following calculation: 1.209 - 0.0204 ? A) 1.19 B) 1.189 C) 1.1886 17) What is the answer for the following calculation: 0.0234 × 139.37 ? A) 3.26 B) 3.261258 C) 3.261 18) What is the answer for the following calculation: (1.249 - 0.0234) × 139.37 ? A) 170.812 B) 170.8 C) 170.81 19) How many grams of iron are in 350. mg of iron? A) 0.350 g B) 3.50 g C) 35.0 g 20) Express 1.40 × 10-3 L in decimal notation. A) 0.00140 L B) 0.0014 L C) 0.014 L 21) A statement about mass always being conserved in a chemical reaction is an example of a B) hypothesis A) theory C) law
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