General, Organic, & Biological Chemistry
3rd Edition
ISBN: 9780073511245
Author: Janice Gorzynski Smith Dr.
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 1.5, Problem 1.14P
Carry out each caluction and give the answer using the proper number of significant figures.
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Question 1: Determine whether the answer to each calculation has the correct number of significant figures. If not,
correct it:
1A) 89.763 + 22.4581 = 3.997
1B) 4.32x1012 ÷ 3.1x104 = 1.4x1016
Question 2: Perform this calculation to the correct number of significant figures
9443 + 45 – 9.9 x 8.1x106
Question 3: Perform the following conversions:
3A) 78.3 cm to inches
3B) 22.5 lbs. to micrograms
3C) 396 in to L
4A) A new penny has a mass of 2.49g and a volume of 0.349cm³. Is the penny pure copper?
How many significant figures should be retained in the result of the following calculation?12.00000 × 0.9893 + 13.00335 × 0.0107
Perform the following calculations and express the answer with the appropriate number of significant figures:
1 (46.21 × 2.55) − (2.643 × 0.662)
2. (1.00866 − 1.00728) / (6.02205×1023 )
3.(22.614 − 19.3) / 19.
Chapter 1 Solutions
General, Organic, & Biological Chemistry
Ch. 1.1 - Prob. 1.1PCh. 1.2 - Characterize each process as a physical change or...Ch. 1.2 - Does the molecular art represent a chemical change...Ch. 1.3 - Classify each example of molecular art as a pure...Ch. 1.3 - Classify each item as a pure substance or a...Ch. 1.3 - Classify each item as an element or a compound:...Ch. 1.4 - What term is used for each of the following units:...Ch. 1.4 - If a nanometer is one-billionth of a meter...Ch. 1.4 - Prob. 1.9PCh. 1.4 - Using the prefixes in Table 1.2, determine which...
Ch. 1.5 - How many significant figures does each number...Ch. 1.5 - Indicate whether each zero in the following...Ch. 1.5 - Prob. 1.13PCh. 1.5 - Carry out each caluction and give the answer using...Ch. 1.5 - Carry out each calculation and give the answer...Ch. 1.6 - Lab results for a routine check-up showed an...Ch. 1.6 - Write each number in scientific notation. 93,200...Ch. 1.6 - Convert each number to its standard form. 6.5103...Ch. 1.7 - Write two conversion factors for each pair of...Ch. 1.7 - Prob. 1.20PCh. 1.7 - Carry out each of the following conversions. 25 L...Ch. 1.7 - What is the volume of liquid contained in the...Ch. 1.7 - Carry out each of the following conversions. 6,250...Ch. 1.8 - Prob. 1.24PCh. 1.8 - A patient is prescribed 0.100 mg of a drug that is...Ch. 1.8 - Prob. 1.26PCh. 1.9 - Prob. 1.27PCh. 1.9 - Prob. 1.28PCh. 1.10 - How does the mass of liquid A in cylinder [1]...Ch. 1.10 - Calculate the mass in grams of 10.0 mL of diethyl...Ch. 1.10 - If a 120-lb woman uses five 2.0lb lead weights in...Ch. 1.10 - If the density of a liquid is 0.80 g/mL, what is...Ch. 1 - Classify each example of molecular art as a pure...Ch. 1 - (a) Which representation(s) in Problem 1.19...Ch. 1 - Label each component in the molecular art as an...Ch. 1 - Label each component in the molecular art as an...Ch. 1 - Prob. 1.37PCh. 1 - Prob. 1.38PCh. 1 - Prob. 1.39PCh. 1 - Classify each process as a chemical or physical...Ch. 1 - Prob. 1.41PCh. 1 - Prob. 1.42PCh. 1 - What is the temperature on the given Fahrenheit...Ch. 1 - a. What is the length of the given crayon in...Ch. 1 - What is the difference between an exact number and...Ch. 1 - Label each quantity as an exact or inexact number....Ch. 1 - Which quantity in each pair is larger? 5 mL or 5...Ch. 1 - Which quantity in each pair is larger? 10 km or 10...Ch. 1 - How many significant figures does each number...Ch. 1 - Prob. 1.50PCh. 1 - Prob. 1.51PCh. 1 - Round each number ¡n Problem 1.51 to four...Ch. 1 - Prob. 1.53PCh. 1 - Prob. 1.54PCh. 1 - Prob. 1.55PCh. 1 - Prob. 1.56PCh. 1 - Prob. 1.57PCh. 1 - Prob. 1.58PCh. 1 - Prob. 1.59PCh. 1 - Rank the numbers in each group from smallest to...Ch. 1 - Prob. 1.61PCh. 1 - Prob. 1.62PCh. 1 - Prob. 1.63PCh. 1 - What is the volume of liquid contained in the...Ch. 1 - Prob. 1.65PCh. 1 - (a) If there are 15 mL in one tablespoon, how many...Ch. 1 - Prob. 1.67PCh. 1 - Prob. 1.68PCh. 1 - Carry out each of the following conversions.
a....Ch. 1 - Carry out each of the following conversions.
a....Ch. 1 - Prob. 1.71PCh. 1 - Prob. 1.72PCh. 1 - Prob. 1.73PCh. 1 - Prob. 1.74PCh. 1 - Which temperature in each pair is higher? a....Ch. 1 - Prob. 1.76PCh. 1 - Prob. 1.77PCh. 1 - Prob. 1.78PCh. 1 - Prob. 1.79PCh. 1 - Prob. 1.80PCh. 1 - Prob. 1.81PCh. 1 - If gasoline has a density of 0.66 g/mL, what is...Ch. 1 - Which is the upper layer when each of the...Ch. 1 - Prob. 1.84PCh. 1 - A lab test showed an individual’s chloesterol leve...Ch. 1 - Hemoglobin is a protein that transports oxygen...Ch. 1 - Prob. 1.87PCh. 1 - A soccer weighed 70.7 kg before a match, drank 1.8...Ch. 1 - Liposuction is a cosmetic procedure used to remove...Ch. 1 - A single 1-oz serving of tortilla chips contains...Ch. 1 - Prob. 1.91PCh. 1 - Prob. 1.92PCh. 1 - Prob. 1.93PCh. 1 - Prob. 1.94PCh. 1 - Prob. 1.95PCh. 1 - Prob. 1.96PCh. 1 - Often the specific amount of a drug to be...Ch. 1 - Prob. 1.98CPCh. 1 - Prob. 1.99CPCh. 1 - Prob. 1.100CPCh. 1 - Prob. 1.101CPCh. 1 - Prob. 1.102CPCh. 1 - Prob. 1.103CPCh. 1 - If the proper dosage of a medication is 10g/kg of...
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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 the following mathematical operations, and express the result to the correct number of significant figures. a. 6.022 X 10-23 1.05 x 102 b. 6.626210342.9981082.54109 c. 1.285 102 + 1.24 103 + 1.879 101 d. (1.00866-1.00728)6.022051023 e. 9.8751029.7951029.875102100(100isexact) f. 9.42102+8.234102+1.6251033(3isexact)arrow_forwardExpress each result to the proper number of significant figures 8.13 x 102+8.13 x 103 1.784 x 104-3.6738 x 103 5.4989 x 10-3-1.5300 x 10-2arrow_forwardDetermine the number of significant figures. 1. 100432.6783 / 2 2. 0.000004523 x 2.34 + 10.00000 3. 0.000004523 x 2.34 + 10arrow_forward
- Are the answers written using the right number of significant figures? Explain. 1) 15.20+37580+29.5876= 37625.0 2) (3.46*10^3) x( 4.7*10^2)= 1.63 x10^6 3) 513 x 410= 210330 4) 14.0/11.263= 1.24 5) 3134*0.000054= 0.1692| 1 FOcusarrow_forwardPerform the calculation and record the answer with the correct number of significant figures. (34.123 + 1.50) (98.7654 8.100) 0.40 Incorrectarrow_forwardPerform the calculations below and give the results with correct significant figures. 31.816 g + 4.23 g + 0.097 g = 3.48 m × 5.916 m × 19.27 m = (0.0451 × 2.007 × 104) − (28.16 ÷ 0.874) = g m3arrow_forward
- Add or subtract the following measurements. Be sure each answer you enter contains the correct number of significant digits. 1.90 g - 0.9 g == g 0,8 g + 1.200 g = По g 2.777 g 1.50 g - = ☐ x10 X garrow_forwardPerform the calculations below and give the results with correct significant figures. 27.8 g + 5.461 g − 3.89 g = 2.13 in × 0.96 in × 4.508 in = (1.751 × 42.2) − (8.02 × 103 ÷ 764) = g in3arrow_forwardPerform the following calculations and express the answer with the appropriate number of significant figures: 36. 73.62 + 112.9 40. (6.6262×10–34 ) × (2.998×108 ) / (2.54×10–9 ) 37. 167.42 × 1.94 41. 9.27 × (4.987 − 4.962)arrow_forward
- Round each answer to the correct number of significant figures. 9 +2.8 - 0.135+10.8=22.265 My previous answer was 22.3 it was incorrected.arrow_forwardPerform the following calculation and report each answer with the correct number of significant figures 38 X 95 X 1.792 6.5 X 10^3 6.470 X 10^3 6469 6.47 X 10^3arrow_forwardI don't understand the wording. The least significant digit means the last digit? 7.700 X 2.1 = 16.17 would the uncertainty be 0.01 ? 2.132 + 17 + 4.04 = 23.172 would the uncertainty be 0.001 ?arrow_forward
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