Introductory Chemistry For Today
8th Edition
ISBN: 9781285644561
Author: Seager
Publisher: Cengage
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1. Perform the following calculations and give the answer rounded to the correct number of
significant figures:
[(3.35 x 1.06) + (21 1.773)]
The answer is
Perform the calculation and record the answer with the correct number of significant figures.
(34.123 + 1.50)
(98.7654 8.100)
0.40
Incorrect
How many significant figures should be reported in the answer to the following calculation? Report the final
answer with correct number of significant figures.
(43.980) × (19.0023 + 25) =
%3D
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- Perform these calculations and express the result with the proper number of significant figures. (a) (4.850g2.34g)/1.3mL (b) V=r3, where r=4.112cm (c) (4.66103)4.666 (d) 0.003400/65.2arrow_forwardWhen a large or small number is written in standard scientific notation, the number is expressed as the product of a number between 1 and 10, multiplied by the appropriate power of 10. For each of the following numbers, indicate what power of 10 would be appropriate when expressing the numbers in standard scientific notation. a. 84,961,306 b. 0.4870 c. 0.000033812 d. 3,890,406,000,000arrow_forwardWill the power of 10 have apositiveor anegativeexponent when each of the following numbers is rewritten in standard scientific notation? 42,751 1253 0.002045 0.1089arrow_forward
- Give the name and symbol of the prefixes used with SI units to indicate multiplication by the following exact quantities. 103 102 0.1 103 1,000,000 0.000001arrow_forwardFor each of the following numbers, by how many places must the decimal point be moved to express the number in standard scientific notation? In each case, will the exponent be positive, negative, or zero? 72.471 0.008941 9.9914 6519 0.000000008715arrow_forwardWithout actually performing the calculations indicated,tell to how many significant digits the answer to the calculation should be expressed. (0.1 96)(0.08215)(295)/(1.1) (4.2 15 + 3.991 + 2.442)/(0.22) (7.881)(4.224) (0.00033)/(2.997) (6.2 19 + 2.03)/(3.1159)arrow_forward
- Express the following measured values in scientific notation to the correct number of significant figures. a. 120.7 b. 0.0034 c. 231.00 d. 23,100arrow_forwardMeasurement in Chemistry: Perform the following computation, expressing your answers to the proper number of significant figures. 16,34023.4216,34023.42 6.000 X 4.000 3.07 X (17.6 - 13.73)arrow_forward5) significant figures should be retained in the result of the following calculation: (354.0 + 21.01) x 107 (0.012 + 2.30) x 10² 1 O Oarrow_forward
- Carry out the following operations and express the answers with the appropriate number of significant figures. 14.3505 + 2.65 952.7-140.7389 (3.29x104). (0.2501) 0.0588/0.677arrow_forwardPerform each of the following calculations to the correct number of significant figures. 1. (34.6784×5.38) +455.98 2. (78.7÷88.529)+356.34 3. (892÷986.7) +5.90arrow_forward
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