Addition - express all answers inthe correct significant figures - besure to include units0.01574 L + 0.00631 L =%3D

Significant figures are the meaningful digits. The significant figure determination follows certain…

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Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter1: Introduction To Chemistry

Section: Chapter Questions

Problem 1.42PAE: Perform these calculations and express the result with the proper number of significant figures. (a)...

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Similar questions

A basketball game at the University of Connecticut's Gampel Pavilion attracted 10,000 people. The building's in-terior floor space has an area of 1.71105 ft2. Tickets to the game sold for $22.00. Senior citizens were given a 20% discount. How many significant figures are there in each quantity? (Your answer may include the words ambiguous and exact.)
When a large or small number is written in standard scientific notation, the number is expressed as the product of anumberbetween 1 and 10, multiplied by the appropriatepowerof 10. For each of the following numbers, indicate what number between 1 and 10 would be appropriate when expressing the numbers in standard scientific notation. 9651 0.003521 93,241 0.000001002
A measurements true value is 17.3 g. For each set of measurements, characterize the set as accurate, precise, both, or neither. (a) 17.2, 17.2, 17.3, 17.3 g (b) 16.9, 17.3, 17.5, 17.9 g (c) 16.9, 17.2, 17.9, 18.8 g (d) 17.8, 17.8, 17.9, 18.0 g
A lap in most tracks in the United States is 0.25 mi (English lap). In most countries that use the metric system, a metric lap is 0.40 km. A champion marathon runner covers a mile in about 5.0 min. How many minutes will the runner take to run an English lap? A metric lap?
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) 0.003400/65.2
The melting point of sodium chloride, table salt, is 801 C. What is this temperature in degrees Fahrenheit and in kelvins?
For the measurement 0.003040 meters, indicate which (if any) zeros are significant and which (if any) are not significant. Account forall five zerosin the measurement, and explain your reasoning.
For the pin shown in Fig. 2.5, why is the third figure determined for the length of the pin uncertain? Considering that the third figure is uncertain, explain why the length of the pin is indicated as 2.85 cm rather than, for example, 2.83 or 2.87 cm.
Secretariat is known as the horse with the fastest run in the Kentucky Derby. If Secretariats record 1.25-mi run lasted 1 minute 59.2 seconds, what was his average speed in m/s?
At high noon on the lunar equator the temperature may reach 243 F. At night the temperature may sink to -261 F. Express the temperature difference in degrees Celsius.
In lab you report a measured volume of 128.7 mL of water. Using significant figures as a measure of the error, what range of answers does your reported volume imply? Explain.
You are working on a project where you need the volume of a box. You take the length, height, and width measurements and then multiply the values together to find the volume. You report the volume of the box as 0.310m3 . If Iwo of your measurements were 0.7 120 m and 0.52458 m, what was the other measurement?

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Addition - express all answers in the correct significant figures - be sure to include units 0.01574 L+ 0.00631 L =