Solve the following (use the correct number of significant digits): a. 56.045 x 8.20 b. 0.07040 x 22.1 c. 0.02950 + 20.730 d. 50,400/5.2486 (12.97150101.27) 2.00

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A: Option C. 2.97×103 is correct Given that,  (8.9 x 109 ) / ( 3 x 106 ) = ??

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A: Interpretation -  To express the answer in the correct number of significant figures in the given…

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A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

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A: -> In Multiplication and division answer contains lowest number of significant digit.-> In…

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A: Round off each of the following numbers to three significant digits, and express the result in…

Q: 3. Provide the answer with the appropriate number of significant figures. a. 6.03 x 650 b. 2.7 x…

A:

Q: 1. How many significant figures (1) 0.0044500 m (4) 1.00 × 10³ s are in each measurement? (2) 5.003…

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A: Significant figures of a number are those which are absolutely necessary to explain the numbers…

Q: 11. How many significant figures are in the following values? a) 4.02 x 109 b) 0.008320 c) 6x 105 d)…

A: The significant figures for the given values are as follow  a) 4.02 ×10-9   The significant figures…

Q: Convert 7.5 * 1023 cm to mm.

A: The given expression is as follows: =7.5×1023 =7.5102×102×102 =7959060 cm

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A: Computation is given below.

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Q: 1. Which area is greater than 100 ft²? A) an 8 ft. × 8 ft. square B) a rectangle with an area of…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

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Q: 2. Write down the answers with the correct number of significant figures: 34.1 X 4042 = (4.13)? =…

A:

Q: 25. What is 6.7 X 10³ in decimal notation?

A: The decimal notation of 6.7× 103 is given below.

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A: 3(a) The given data for the mass and volume of objects 1,2 and 3 are given below : Object Mass…

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

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A:

Q: 1. Evaluate the following and give the answer in the correct number of significant figures. d. Q = 1…

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Q: The number 0.0007270 is larger than the number 5.7 × 10-³.     a. true b. false

A: Given numbers are0.0007270 and 5.7 × 10-3

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Q: Calculate the answer to the following problem. Your answer should be rounded to the correct…

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Q: Temperature (°F) 90.00 80.00 70.00 60.00 50.00 40.00 30.00 20.00 10.00 0.00 High Temperature (°F) at…

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Q: A physical chemist measures the temperature T inside a vacuum chamber. Here is the result. T=-21.8…

A: Given, Temperature, T = -21.8 °C The temperature value in S.I units is :

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Q: 3. Solve the following. Express the appropriate number of significant figures. Show your solutions.…

A:

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A: Here we are required to convert the unit

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A: The solution should have the same number of decimal places as the limiting term when adding or…

Q: 14.3577+2.59 Express your answer in appropriate significant figures

A: Given :-  14.3577+2.59  To solve :-  Given addition problem with appropriate significant figures

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A: When 90.65 and 36.969 are multiplied, the answer should have   b. When 90.65 and 36.969 are added,…

Q: Multiply 642.67 quarts by 4.3562. What is the answer in correct significant figures? 2. Convert the…

A: Here, Quatrz = 642.67 quatrz.

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A: For addition and subtraction. Count the number of significant figures in the decimal portion ONLY of…

Q: Which area is greater than 100 ft?? (yes, that means converting all of them to feet in order to know…

A: Since you have posted multiple question, we are entitled to answer the first only.

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.