significant figure

Q: Calculate to the correct number of significant figures.a. 43.7 - 2.341                          b.…

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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: 1. When expressed as 7.5x10^4, only the significant figures of are to.be considered. (1 point) O 7.5…

A: The notation of digits written in a format is called significant number.Typically after decimal four…

Q: A shipping box has a length of 7.00 in., a width of 6.00 in., anda height of 4.00 in. (2.3)a. What…

A: Since you have posted questions with multiple subparts, we will solve the first three for you. For…

Q: II 8TIIL! US ng TaUie 2.9 UI page II II your tCxID0OK, IUchtIly tne 3U03UICC. USIlng 245a l,20 7Lx…

A: Methyl mercury levels higher than 3.00×10-4 mg/dL are toxic to central nervous system. Whether the…

Q: In the lab a student measured the density of an Aluminum cylinder to be 2.89 g/cm3. The handbook…

A: Density is a physical quantity that can be determined with the help of the mass and volume of the…

Q: 6.7321x0.0021 in to a Significant figures and measurement

A: Rules for Significant numbers: Any non-zero number is significant. Zeros between two significant…

Q: Part 2. Significant Figures of log measurements. Perform the following calculations and report each…

A: For calculating the significant figures of log measurements, at first, the number of significant…

Q: Express the following with the least number of significant figures d) 13.48577523 e) 44.57558 f)…

A: Significant figure: the significant figures of a given number are those significant or important…

Q: (4.123 × 0.12) + 24.2 why is the answer 25 and not 24.7? The last rule to be used is the addition,…

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Q: determine the number of significant figures for each given number 0.000203 200. 31.001 0.00001 200.0…

A: The below are a few rules that can help you count the significant figures in the given value.All…

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

A: There are two rules of significant figures that are involved in calculations : a) The rule in…

Q: A mixture is made by adding 20.42 g of substance A, 1.322 g of substance B, and 83.1 g of substance…

A: • The values provided in the question are:-       i) Mass of substance A = 20.42 g    ii) Mass of…

Q: Part A Express the quantity 689.6 × 10¬12 s in each unit. ms Express your answer using four…

A: Given:   The 689.6×10-12 s in each unit  convert it into ms , ns , ps , fs :

Q: What is the standard practice for significant digits when recording test data? Why are significant…

A: 1. Most standards for science and technology, led by ASTM E29, use the “five-even” rule. Under this…

Q: When you are doing addition and subtraction, my chemistry text tells me to round to the least number…

A: Rule: Properly examine the decimal portion only. Find the number with the minimum number of digits…

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

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

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

Q: How many significant figures are in the calculation: [ (4.3158 cm x 8.14 cm) - 35.02 cm² ]? 04 5 A O…

A: Given,  [(4.3158 cm × 8.14 cm)- 35.02 cm2           The number of significant figures are in the…

Q: Determine the number of significant figures in the following measurements: (a) 443 cm, (b) 15.03 g,…

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

Q: Perform the calculation to the correct number of significant figures. (43.998 * 0.00552)/2.002a)…

A: Before we perform any calculation we need to identify the number of significant digits in each of…

Q: How many significant figures would this calculation have if it were completed: (9.04-8.23 +21.954…

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Q: Determine the number of significant figures. 1. 100432.6783 / 2 2. 0.000004523 x 2.34 + 10.00000…

A: To determine the significant number, we need to count significant number in given values and then we…

Q: What is the density of an object of mass 45.00 g and volume 25.0 mL? 1._______ / 2.________ =…

A: Given: Mass of object = 45.00 g And volume of object = 25.0 mL.

Q: Carry out the following mathematical operations and answer the questions that follow. 33.916 x 95.7…

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

Q: 4. Show the answers with appropriate number of significant figures. 39.9 а. 6.022 x1023 b. 0.0021 g…

A: In case of multiplication or division, the least number of significant figures in any number…

Q: How many significant figures are in the number 0.0204600? Express this number in scientific…

A: Zeroes before 2 are not countable but after 6 are countable. So it has 6 significant figures.

Q: 2. The number of significant figures in the number 2101.010100 is

A: 2101.010100 To find out the significant figures of given value.

Q: Conversion factors and signify I can't figures:  1,888 quarts to pints  How do I know how many…

A: Conversion of 1,888 quarts to pints:

Q: How many significant figures are in the calculation: [ (4.3158 cm x 8.1 cm) - 27.17 cm2 ]? O 2 О1 O…

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Q: The following values are part of a set of experimental data: 34.7cm and 19.65mm. How many…

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Q: How many significant figures are in the number 9.540x10*7?

A: Significant figures in 9.540*10^-7  = 4(four significant figures are there) . 0.00000009540 =…

Q: A 1995 penny having a mass of 2.931 g is cut to expose the zinc and dropped into sulfuric acid.…

A: The mass of the given penny is = 2.931 g The mass of the copper shell is = 0.059 g The mass of zinc…

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

A: The significant figure rule for the division and multiplication is that the final number should…

Q: How many pm are there in  4.60x10 m? Enter the appropriate exponent as a number and not a word.

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Q: Calculate to the correct number of significant figures.a. 0.004 + 0.09879                     b.…

A: a.

Q: 1.10 (a) How many significant figures should be reported for thevolume of the metal bar shown here?…

A: Since 2.5 cm has only two significant numbers, the volume is reported in 2 significant figures.…

Q: The number 37.84637 rounded to 5 significant figures is When 12.9 is subtracted from 64.657, the…

A: we have to complete the given statements

Q: Compare: number of plates, N W₁ = 2.5; W₁l = 3.0 I 0.18 0.16 0.14 0.12 0.1 11 0.08 0.06 0.04 0.02 0…

A: No of plates = N = 5.54 * (Retention Time / Half of base width)2

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

A: The correct option is D i.e 2.8  as we significant upto 2 decimal places then 2.81690 = 2.8

Q: Rule: When we multiply or divide numbers, we should round the result to the same number of digits as…

A: Unit conversion is a multi-step process that involves multiplication or division by a numerical…

Q: Do the following calculation of measured masses from an experiment: 5.656 g + 168.435 g + 75.657 g…

A: Ans  5.656 g + 168.435 g + 75.657 g = 200.404 Value will be till six significant value

Q: 1. Perform the following calculations. Answer with the correct number of significant figures. (Pay…

A: Answer 1:

Q: Determine the number of significant figures. 1. 3.4 / 0.025356 + 236.00 - 76.357  2. 5.6786 +…

A: Significant figures are the figures that are necessary to indicate quantity of something.

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

A: The expression given is,

Q: How many significant figures are in the following: c.) 0.00145 d.) 100365 e.) 1.20 x 10² f.)…

A: Significant figures in the given data are determine using following concepts :-  1) All non-zero…

Q: You were asked to determine the perimeter of the cover of your textbook. You measure the length is…

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Q: Consider the operation below. (0.523) (1.2161 -0.99) + (2.648) (84 - 81.98) 0.87 How many…

A: The given operation has both addition/subtraction and multiplication/division. In…

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.