How many significant figures does the result of the following calculation have: 54.78*(27.3-21.72)? One significant figure Two significant figures Three significant figures Four significant figures

Q: 1. 27 JJ to calories Express your answer using two significant figures.    2. 5300 JJ to kilojoules…

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Q: Round off each of the measurements to two significant figures. 8427 m   Express your answer using…

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Q: Express 96.342 m using 2 significant figures

A: We have to express the given number  in two 96.342 in 2 significant figures

Q: 497.7/3.0 significant figures

A: In division, the least significant number will be taken either from the numerator or denominator.

Q: Identify the number of significant Figures in each of the following: 3.0700 = 0.0471= 7.09 x10-5=…

A: Introduction: Significant figures are the digits that have meaning and are non zero integers. To…

Q: Which of the following measurements contains 4 significant figures?   Question 1 options:   0.0040…

A: Zeros between two non-zero digits, non zero digits, digits in scientific notation and terminal zeros…

Q: How many significant figures in 0.001500 m? Group of answer choices

A: Rules for significant figures. 1) All non zero digits are considered as significant.  ex: 6789 has…

Q: Carry out each calculation and give the answer using the proper number of significant figures.   a.…

A: The calculations given are, a) 0.20635136 b) 220075.9

Q: To what decimal place should each answer be rounded? How many significant figures does the rounded…

A: Given : Unrounded answers  To find : Correct rounded answers with proper significant figures…

Q: Direction: Identify the number of significant figures for the following measurements. 1. 856.00 m 2.…

A: Number of significant figures in a measurement is found out by following a set of rules which are:…

Q: Which of the following statements is FALSE ? After rounding to three significant digits, 0.088765…

A: Significant digits of a number can be defined as digits in the number that are absolutely necessary…

Q: LL of solution         Express your answer using three significant figures.   11.65 mgmg KIKI in…

A: Molar mass(MM) of C2H6O = 46 g Mass of C2H6O =72.2 g  Mole = mass/MM       = 72.2/46 = 1.57 mol…

Q: how many significant figures there are in each of the following values 6.97 x 10^-1

A: Those digits which has meaning in the given magnitude is known as significant figures. All non-zero…

Q: Present each answer in significant figures 14×3.21 2×103- 115×104 1,000 ×0.003

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Q: 13+1.2345×0.12 Round the answer into correct significant figures

A: The given calculation is 13+1.2345×0.12 According to BODMAS rule,  we first remove the Bracket(B),…

Q: How many significant figures should be expressed in the answer to the following calculation? 37.2 -…

A: Since while subtraction operation, the final answer should be having same number of decimal figures…

Q: In which of the following pairs of numbers does each member of the pair contain the same number of…

A: Given pairs of of numbers: 70.50 and 10960 0.0806 and 960000 0.03070 and 0.0670 20.006 and 462

Q: Perform the following calculation and report the answer with the correct number of significant…

A: We will solve the operation given and then round answer to correct significant figures.

Q: ow many significant figures are there in the number 0.032020?   Group of answer choices a) 4 b) 6…

A: The significant figures can be defined as the digits in the given number that carry some meaning and…

Q: What is the result of the following calculation to the correctnumber of significant figures?(6.266 −…

A: (6.266 − 6.261) ÷ 522.0 = ( 0.005) ÷ 522.0 = 9.579 x 10-6  Number of significant figures are 4.

Q: Express the result of each following calculation in scientific notation using the correct number of…

A: During calculations in Chemistry, there are different type of operations, which are performed by…

Q: A runner wants to run 11.9 kmkm. Her running pace is 7.0 mi/hrmi/hr. How many minutes must she run?…

A: Concept introduction: Speed of an object is equal to the distance covered by object per unit time.…

Q: Carry out the following calculation and select the answer with the correct number of significant…

A: The solution is as follows :

Q: Present each answer in significant figures 3+ 9.6+392.76= 546/9.99=

A: Fir addition, answer should be in least decimal number.  For division, answer should be equal with…

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: What is the correct number of significant figures for a final answer that uses all of the following…

A: This question belongs to the significant figures. The calculation involves the digits 16 × 106,…

Q: Calculate the mass of sugar weighed out.  a. Circle one: When performing the above calculation,…

A: According to significant figure rule when we subtract two numbers then the result will be in least…

Q: appropriate number of significant figures.

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Q: A scientist obtains the number 0.045006700 on a calculator. If this number actually has four (4)…

A: According to the rules of a significant number, zero right side of the decimal is not considered…

Q: Numbers which are not the results of measurements are not considered significant figures.   True or…

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Q: Calculate 5.1234 + 0.033 ÷ 1.650 and report to the correct number of significant figures.   a.…

A: 5.1234  has 5 significant digits. 0.033 has 2 significant digits.…

Q: Which of the following measurements has three significant figures? Group of answer choices 0.006 g…

A: Significant figures are the digits of a number that are meaningful in terms of accuracy or…

Q: Perform the calculation to the correct number of significant figures: 4.005x74x0.007

A: Multiplication of significant figures:- The answer of multiplication should be reported by taking…

Q: Do the following multiplication and division calculations. Give a final answer with the correct…

A: final answer with the correct number of significant figures and the correct units. Units can cancel…

Q: Which numbers have five (5) significant figures? Choose all that apply. 3.97410 x 1012 2.3926 x 103…

A: For determining the significant, we consider the rule- 1) If no any decimal is present then not…

Q: 0.20 qt to milliliters Express your answer using two significant figures.

A: We have to convert given number to mL.

Q: A runner wants to run 10.3 km. Her running pace is 7.0 mi/hr. How many minutes must she run?

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Q: Calculate the following and express the answer in the proper number of significant figures:…

A: To solve the given question, first solve the numerator and denominator part. Then round off answer…

Q: Express 96.342 m using 2 significant figures   The answer is ……………………………….

A: Given data is 96.342 m  All digits of this number are non-zero Number of non-zero digits in this…

Q: 6.8×10−3 molC Express your answer using two significant figures.

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Q: A room has the following measurements:  15.0 ft length, 10.0 ft width, and 5.0 ft height. What is…

A: Given  Length  = 15 ft  Width   = 10.0 ft  Height  = 5.0 ft  Volume = ? 1 ft = 0.305 meter

Q: Question 1 The answer to the calculation below should be reported to how many significant figures?…

A: When you substrated two numbers then your results have least decimal place after the decimal point.…

Q: Calculate and give the correct number of significant figures: (4.5 × 10-14) × (5.2 × 103) = (6.1 ×…

A: In measurement , Significant figure are the numbers of digit in value,  it measures accuracy in…

Q: When you perform the following operations, how many significant figures should your answer have?…

A: First of all we have to perform multiplication and then after getting value we have to perform…

Q: #7 Round off each of the following measurements to three significant figures:  0.00894753 cm.…

A: There are six significant figures in 0.00894753. To convert three significant figures round off…

Q: Which of the following measurements have the least number of significant figures? 0.1000 m 0.0010 m…

A: Significant figures can be defined as the total number of digits present in including last digit…

Q: Perform the following calculation and express the answers in scientific notation using significant…

A: Scientific notation is the method to express number which are so small and so large in the compact…

Q: The result of the calculation (1.0161-0.8711) with correct number of significant figure is a.…

A: Given calculation problem;   1.0161 - 0.8711

Q: What is the number of significant figures does the sum of the following contain   + 5.652 , the…

A: The operations given are, 1) 1 + 5.652  2) 0.3 + 5.652

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.