Test Bank for Chemistry: Atoms First 2nd Edition by Paul Flowers, Edward J. Neth ,Robinson, Klaus Theopold, Richard Langely| 9781938168390| All Chapters| LATEST 2026

CHEMISTRY
Test Bank for Chemistry: Atoms First 2nd Edition by Paul Flowers,

Edward J. Neth ,Robinson, Klaus Theopold, Richard Langely|

9781938168390| All Chapters| LATEST 2026

Gradegurus

, Stuvia.com q- qThe qMarketplace qto qBuy qand qSell qyour qStudy
q rilT
Mte
aESTBANKSELLER.COM
OpenStax Chemistry Supplemental Test Items
q q q q


Chapter 01: Essential Ideas
q q q




Supplemental Test Items to accompany OpenStax Chemistry. Note that not all chapters of OpenStax
q q q q q q q q q q q q q


Chemistry have accompanying test items. Building on the community-oriented nature of OpenStax
q q q q q q q q q q q q


resources, we invite you to submit items to be considered for future inclusion.
q q q q q q q q q q q q q




Chapter 01: Essential Ideas q q q




1. A 0.150 kg metallic block measures 25.0 mm in length, 43.0 mm in width, and 19 .0 mm in
q q q q q q q q q q q q q q q q q q



height. What is the density of the metallic block in g/cm3? (Outcome # 3) (DOK 2)
q q q q q q q q q q q q q q q q



A. 7.34 x 10-6 g/cm3 q q q



B. 7.34 x 10-3 g/cm3 q q q



C. 7.34 g/cm3* q



2. An object with a mass of 0.255 kg and density of 2.89 g/cm3 measures 34 mm in length and
q q q q q q q q q q q q q q q q q q



46 mm in width. What is the height of the object? (Outcome # 3) (DOK 3)
q q q q q q q q q q q q q q q q



A. 5.6 cm* q



B. 5.6 x 10-2 cm q q q



C. 7.2 x 10-4 cm q q q



3. How would you determine the density of an irregular object? (Outcome # 3) (DOK 3)
q q q q q q q q q q q q q q



A. It would be impossible to determine the mass of the object without more
q q q q q q q q q q q q



information. q



B. D = m/v, so measure the mass of the object using a balance. Then to find volume,
q q q q q q q q q q q q q q q q


TESTBANKSELLER.COM measure
width, and length the height,
using an appro priate measuring tool. q q qq q q q q q



C. D = m/v, so measure the mass of the object using a balance. Then to find volume, fill a
q q q q q q q q q q q q q q q q q q



graduated cylinder with a known amount of water and immerse the object in the
q q q q q q q q q q q q q q



water. The amount of displaced water is the volume in cm3 or mL.*
q q q q q q q q q q q q q



4. What is the base unit for length in the metric system? (Outcome # 6) (DOK 1)
q q q q q q q q q q q q q q q



A. m*
B. km
C. mm
5. What is the base unit for mass in the metric system? (Outcome # 6) (DOK 1)
q q q q q q q q q q q q q q q



A. kg
B. g*
C. mg
6. What is the base unit for volume in the metric system? (Outcome # 6) (DOK 1)
q q q q q q q q q q q q q q q



A. L*
B. mL
C. dL
7. It is important that scientists use units that are understood on a global level. These units are
q q q q q q q q q q q q q q q q



referred to as SI units which stands for
q . (Outcome # 6) (DOK 1)
q q q q q q q q q q q q q



A. standard international units q q




Page 1 of 8
q q q




from the William and Flora Hewlett Foundation. Licensed Creative Commons Attribution 4.0.
q q q q q q q q q q q




TESTBANKSELLER.COM #1 TEST BANKS WHOLESALER q q q q

, Stuvia.com q- qThe qMarketplace qto qBuy qand qSell qyour qStudy
q rilT
Mte
aESTBANKSELLER.COM
OpenStax Chemistry Supplemental Test Items
q q q q


Chapter 01: Essential Ideas
q q q




B. standard intercontinental units q q



C. international system of units* q q q



8. Convert 18.50 ft to the SI unit for length. (Outcome # 6) (DOK 2)
q q q q q q q q q q q q q



A. 563.9 cm q



B. 5.639 m* q



C. 0.005639 km q



9. An experimental mouse weighs about 4.41 x 10-2 lbs. What would the weight be in the SI
q q q q q q q q q q q q q q q q



unit for mass? (Outcome # 6) (DOK 2)
q q q q q q q q



A. 20.0 g q



B. 0.0200 kg* q



C. 20,003 mg q



10. Accuracy is defined as how close a measured value comes to a
q q . (Outcome # 6) (DOK
q q q q q q q q q q q q q q



1)
q



A. core value q



B. fixed value q



C. true value* q



11. Precision is defined as how the measured values are to one another. (Outcome # 6)
q q q q q q q q q q q q q q



(DOK 1)
q q


A. common
B. reproducible* TESTBANKSELLER.COM
C. accurate
12. An experiment requires you to make several measurements. Based on the values in the
q q q q q q q q q q q q q



table below, what would be the best statement that represents the data set if the true
q q q q q q q q q q q q q q q q



value is 0.2135? (Outcome # 11) (DOK 2)
q q q q q q q q




Trial A Trial B Trial C q q q


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
q q q q q q q q q q q q q q



precise, and Trial C is accurate however, not precise.
q q q q q q q q q



B. The measurements in Trial A are accurate and precise, Trial B is neither accurate nor
q q q q q q q q q q q q q q



precise, and Trial C is precise however, not accurate.
q q q q q q q q q



C. The measurements in Trial A are accurate and precise, Trial’s B and C are neither
q q q q q q q q q q q q q q



accurate nor precise.* q q q



13. An experiment requires you to make several measurements. Based on the values in the
q q q q q q q q q q q q q



table below, what would be the best statement that represents the data set if the true
q q q q q q q q q q q q q q q q



value is 2.73? (Outcome # 11) (DOK 2) (Paired item 1)
q q q q q q q q q q q



Page 2 of 8
q q q




from the William and Flora Hewlett Foundation. Licensed Creative Commons Attribution 4.0.
q q q q q q q q q q q




TESTBANKSELLER.COM #1 TEST BANKS WHOLESALER q q q q

, Stuvia.com q- qThe qMarketplace qto qBuy qand qSell qyour qStudy
q rilT
Mte
aESTBANKSELLER.COM
OpenStax Chemistry Supplemental Test Items
q q q q


Chapter 01: Essential Ideas
q q q




Trial A Trial B Trial C q q q


2.73 3.00 2.77
3.05 3.03 2.79
3.09 2.99 3.31
2.44 3.01 2.05
A. The measurements in Trial B are precise, however, not accurate. Trial’s A and C are
q q q q q q q q q q q q q q



neither accurate nor precise.*
q q q q



B. The measurements in Trial B are accurate, however, not precise. Trial’s A and C are
q q q q q q q q q q q q q q



neither accurate nor precise.
q q q q



C. The measurements in Trial’s A, B, and C are neither accurate nor precise.
q q q q q q q q q q q q



14. Which of the following would be considered a chemical change? (Outcome # 9) (DOK 1)
q q q q q q q q q q q q q q



A. a rusting nail* q q



B. melting ice q



C. crushing an aluminum can q q q



15. Which of the following would be considered a physical change? (Outcome # 9) (DOK 1)
q q q q q q q q q q q q q q



A. digesting food q



B. burning paper q



C. boiling water* q



16. A salt water solution is classified as what type of matter? (Outcome # 9) (DOK 1)
q q q q q q q q q q q q q q q




A. homogeneous mixturT e*ESTBANKSELLER.COM q



B. heterogeneous mixture q



C. pure substance q



17. How many significant figures are in 0.0000401 kg? (Outcome # 5) (DOK 1)
q q q q q q q q q q q q



A. 3*
B. 7
C. 2
18. How many significant figures are in 0.20 L? (Outcome # 5) (DOK 1) (Paired item 1)
q q q q q q q q q q q q q q q



A. 3
B. 1
C. 2*
19. Express 1.40 x 10-3 L in decimal notation. (Outcome # 5) (DOK 1)
q q q q q q q q q q q q



A. 0.00140 L* q



B. 0.0014 L q



C. 0.001 L q



20. What is the answer for the following calculation: (1.249 - 0.0234) x 139.37? (Outcome # 5)
q q q q q q q q q q q q q q q



(DOK 2)
q q



A. 170.812
B. 170.8*

Page 3 of 8
q q q


Credit: Modification of assessment items provided by Lumen Learning, with generous funding
q q q q q q q q q q q


from the William and Flora Hewlett Foundation. Licensed Creative Commons Attribution 4.0.
q q q q q q q q q q q




TESTBANKSELLER.COM #1 TEST BANKS WHOLESALER q q q q