Answered: Numbers which are not the results of…

Science

Chemistry

Numbers which are not the results of measurements are not considered significant figures. True or False

Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter1: Introduction To Chemistry

Section: Chapter Questions

Problem 1.50QE

See similar textbooks

Related questions

Q: Express each result to the proper number of significant figures 8.13 x 102+8.13 x 103 1.784 x…

Q: Perform the math operation and round the answer to the appropriate number of significant figures 0.2…

Q: length, I = 2.20 in width, w = 2.91 in height, h = 10.4 in +1 in Calculate the height, h, of the…

Q: Which numbers have four (4) significant figures? Choose all that apply. 3.925 x 1023 4.5 x 103…

A: Significant digit : Any combination of digit which starts from the far most left digit which is non…

Q: When rounding the number 2.348615 to 4 significant figures, what is the correct value?

Q: Carry out the following operations and express the answers with the appropriate number of…

A: Given, Express the answers with the appropriate number of significant figures : (a). 14.3505 + 2.65…

Q: Perform the calculation, then round the answer to the correct number of significant figures:…

A: For Significant number in multiplication. The significant figure after multiplication is equal to…

Q: Evaluate the expression and report the answer to the proper number of significant figures. log (9.9…

Q: Bob and Jill are measuring the height of Mr. Chenet (Mr Chenet is 1.8593 meters tall). Bob gets a…

A: Accuracy It is defined as the closeness of measurement to specific value means we will have one…

Q: The numerical value for (5.6 x 104) ÷ (7.89 x 102) is equal to, with the proper number of…

A: Division of significant figures :- The answer of the division should have the same number of…

Q: A brick of metal has these dimensions: 8.88 in x 7.95 in x 5.41 in. It has mass 17.8 kg. VWhat is…

Q: 562+7.1-50.003 Express your answer to the appropriate number of significant figures.

A: Calculate 562+7.1-50.003 Express your answer to the appropriate number of significant figures?

Q: Perform the following calculation, reporting your answer to correct number of significant figures:…

A: The significant figure refers to particular digits in a number. According to the measurement rule,…

Q: 3- Perform the following calculation and report the result to the correct number of significant…

Q: Determine the number of significant figures in the following masses.a. 0.00040230 gb. 405,000 kg

A: Significant figures of a number is the positional notation where the digits in the number are…

Q: Perform the following calculation and input the answer expressed to the correct number of…

A: Non zero digits are always significant.

Q: What is the answer to this math problem? All the numbers used are measured numbers. 202.98 /…

Q: Round the answer to the correct number of significant figures. (27.52÷3.29) + 5.7=14.065

A: Introduction: significant figures in a reported value is the number of digits that are known with…

Q: For the expression y = (8.2 + 11.56)/9.847, the value of y recorded with the correct number of…

A: The expression given is,

Q: Express the quantity 601.8×10−12s601.8×10−12s in ms. Using 4 significant figures

Q: How many significant figures does the number 48.050 have? A) 3 B) 4 C) 5 D) 2

A: The number 48.050 have significant figures - 5

Q: how many significant figures does 40.005 760 have

A: The question is based on concept of significant figures. we have to identify number of significant…

Q: Perform the following calculations and give the answer rounded to the correct number of significant…

A: Thia is the concept of calculation of significant figures

Q: Express 9.8272 x 102 in standard notation. Express answer with 4 significant figures

A: Standard notation of 9.8272 *100 in four digits is 982.7.

Q: Carry-out the following mathematical operation and report your answer to the proper number of…

A: First solve for brackets and then Division, Multiplication and Addition according. ◆ First Open the…

Q: What is the answer to the correct number of significant figures of the following calculation? (37.1…

Q: Which of the following are CORRECT regarding significant figures? In your answer, please list the…

A: Significant Figures: These are digits used to express the precision of a quantity. The numbers that…

Q: to the correct number of significant figures: 1.285 x 102 - 1.24

A: * Significant figure are number which are meaningful in measurement in term of accuracy or…

Q: The number 114.4335 rounded to 5 significant figures is

A: All non zero numbers are consider as significant figures.

Q: How can the number 642,000 g be written to indicate that there are 4 significant figures?

A: The number 642000 has three significant figures.

Q: Carry out the following operations and express the answerswith the appropriate number of significant…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Which of the following has the same number of significant figures as the number 1.00310? Group of…

Q: Subtraction - express all answers in the correct significant figures - be sure to include units…

A: Significant Figures - They indicate the reliability of a number that tells us how many digits are…

Q: importance of significant figures?

A: Significant figures are defined as the the number of digits in a measurement or value that…

Q: 1. Perform the following calculations and give the answer rounded to the correct number of…

Q: Perform the indicated operations applying the rules of significant figures. 2.73 x 1.6= 1.5 x…

Q: The directions say: Do the following calculations and use the correct number of significant figures…

A: Counting of significant figures is important while doing the calculations.

Q: Perform the following calculation and input the answer expressed to the correct number of…

Q: Carry-out the following mathematical operation and report your answer to the proper number of…

A: Interpretation - To carry -out the following mathematical operations and report your answer to the…

Q: The number 9.40548 rounded to 2 significant figures is

A: The number 9.40548 rounded to 2 significant figures is

Q: 2.-Round up the following numbers to the designated significant figures to 2 significant figure…

A: Given number is 32445.34 and has to round up to two significant figures.Since the third digit in…

Q: Perform this mathematical operation and express the answer to the correct number of significant…

A: The rules for significant figures says that, when we divide two numbers, the answer should contain…

Q: Perform the operation and express your answer in scientific notation with the correct number of…

A: Significant figure is the count of digits of a number required to interpret degree of accuracy which…

Q: Perform the calculation and record the answer with the correct number of significant figures. (6.5 –…

A: Significant figures refer to the number of digits that are involved in the determination of the…

Q: Perform the following calculation. How many significant figures should your answer be reported to?…

A: The expression given is,

Q: Perform the following calculation with the answer reported to the correct number of significant…

A: Since we know that during addition of decimal numbers we have to round the answer to decimal place…

Q: Which number has 5 significant digits? O 234.6 O 0.013245 0.0001 O 1.202

A: Option B is correct.

Q: Express the quantity using significant figures to imply stated error.. 1. 963 + 0.0001

Q: What is the answer to this math problem? All the numbers used are measured numbers. 202.98 /…

Q: hen adding and subtracting measurements the final answer contains Four significant figures. O The…

Question

Numbers which are not the results of measurements are not considered significant figures.

True or False

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

Express the measurements to the requested number of significant figures. (a) 96,485 J/C to three significant figures (b) 2.9979 g/cm3 to three significant figures (c) 0.0597 mL to one significant figure (d) 6.626 1034 kg to two significant figures
Use significant figures to express the inherent uncertainty in measured quantities and in calculations?
A student determined the mass of a sample in a beaker by subtracting the mass of the empty beaker (22.566 g) from the mass of the beaker containing the sample (22.656 g). How many significant figures should be reported for the mass of the sample?
When you perform the following operations, how many significant figures should your answer have? Assume these are measured quantities. 312.3415 + 0.0100 = 07 8. 1 3 6.
perform the following calculation, reporting your answer to the correct number of significant figures and with the correct unit. 123.4 g x (1 kg/1000 g)=
What is the importance of significant figures?
When 87.7 is added to 73.841, the result should be reported with significant figures. And when 87.7 is divided by 73.841 the result should be reported with significant figures.
When adding or dividing measured numbers, we don’t count significant figures. Instead, we look at the precision of the measured numbers. The answer can only be as precise as the least precise measurement.
Which statement about a volumetric flask is correct? Each volumetric flask has several calibration marks (on the neck of the flask), so measuring of several volumes is possible. A volumetric flask is used when a graduated cylinder is not available. Each flask only measures one particular volume. A graduated cylinder measures volume more precisely and accurately than a volumetric flask.
If a sample of gold alloy has a mass of 87.7 g and is 78.3% gold by mass, what percentage of the alloy is made up of other metals? Write your answer to the nearest tenth of a percent. (I had to alter the wording of this question since it wasn't calculating significant figures properly, so if you got it wrong because of significant figures you can assume you probably actually got it correct.)
You measure the distance between to cities to be 42.0 miles. You need to send this data to Brazil which uses metric. Convert 42.0 miles to km. 5285 ft = 1 mile 12 in = 1 ft 2.54 cm = 1 in Use the conversion factors provided and express using correct significant figures and no unit.
The following are properties of substances. Decide whether each is a physical property or a chemical property. a Chlorine gas liquefies at 35C under normal pressure. b Hydrogen burns in chlorine gas. c Bromine melts at 7.2C. d Lithium is a soft, silvery-colored metal. e Iron rusts in an atmosphere of moist air.