EBK GENERAL, ORGANIC, & BIOLOGICAL CHEM
EBK GENERAL, ORGANIC, & BIOLOGICAL CHEM
3rd Edition
ISBN: 9781259298424
Author: SMITH
Publisher: VST
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Chapter 1, Problem 1.51P
Interpretation Introduction

(a)

Interpretation:

The number 25,401 needs to be rounded off up to 3 significant figures.

Concept Introduction:

The rules to determine the significant figures in a number are as follows:

  • Digits which are non-zero are always significant.
  • Between two significant digits, if there is any non-zero digit present then it is significant.
  • The trailing zeroes or final zero within the decimal portion are only significant.

Interpretation Introduction

(b)

Interpretation:

The number 1,248,486 needs to be rounded off up to 3 significant figures.

Concept Introduction:

The rules to determine the significant figures in a number are as follows:

  • Digits which are non-zero are always significant.
  • Between two significant digits, if there is any non-zero digit present then it is significant.
  • The trailing zeroes or final zero within the decimal portion are only significant.

Interpretation Introduction

(c)

Interpretation:

The number 0.001265982 needs to be rounded off up to 3 significant figures.

Concept Introduction:

The rules to determine the significant figures in a number are as follows:

  • Digits which are non-zero are always significant.
  • Between two significant digits, if there is any non-zero digit present then it is significant.
  • The trailing zeroes or final zero within the decimal portion are only significant.

Interpretation Introduction

(d)

Interpretation:

The number 0.123456 needs to be rounded off up to 3 significant figures.

Concept Introduction:

The rules to determine the significant figures in a number are as follows:

  • Digits which are non-zero are always significant.
  • Between two significant digits, if there is any non-zero digit present then it is significant.
  • The trailing zeroes or final zero within the decimal portion are only significant.

Interpretation Introduction

(e)

Interpretation:

The number 195.371 needs to be rounded off up to 3 significant figures.

Concept Introduction:

The rules to determine the significant figures in a number are as follows:

  • Digits which are non-zero are always significant.
  • Between two significant digits, if there is any non-zero digit present then it is significant.
  • The trailing zeroes or final zero within the decimal portion are only significant.

Interpretation Introduction

(f)

Interpretation:

The number 196.814 needs to be rounded off up to 3 significant figures.

Concept Introduction:

The rules to determine the significant figures in a number are as follows:

  • Digits which are non-zero are always significant.
  • Between two significant digits, if there is any non-zero digit present then it is significant.
  • The trailing zeroes or final zero within the decimal portion are only significant.

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Students have asked these similar questions
56. Round the number on the left to the number of significant figures indicated by the example in the first row. (Use scientific notation as needed to avoid ambiguity.) Rounded to 4 Rounded to 2 Rounded to 1 Significant Figures Significant Figures Significant Figure Number 9 × 101 94.52118 94.52 95 105.4545 0.455981 0.009999991
Round each number to three significant figures. 0.036549: 1044.987: 4.0007:
How many significant figures does each number contain? 16.00 160 0.00160 1,600,000 1.06 0.1600 1.060x1010 1.6x10-6

Chapter 1 Solutions

EBK GENERAL, ORGANIC, & BIOLOGICAL CHEM

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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