Solve following using Significant figure rules - (2502.20 x 21.00)/ 3.0

Q: How many microliters are there in 2.89x10^3 ng  of CH3OH(density = 0.791 g/mL)? Answer in scientific…

A: Density of a substance is given by the expression:

Q: Calculate the data fill in the table in pic 1 and calculation question based on the general…

A: This experiment aims to calculate the moles of carbon dioxide produced by the given sample of…

Q: Please check my math 0.034 L = 0.000034 mL (enter only numerical value, no units) 0.034 X 0.001=…

A: Volume of the substance can be expressed in the units liter and milliliter. One litre (L) of a…

Q: density of rubbing alcohol is .786g/ml at 20 degrees celsius.  What amount of grams of rubing…

A: The density of the rubbing alcohols is = 0.786 g/mL The required volume of the rubbing alcohol is =…

Q: Given the values/charts from the ChE Handbook, calculate the density of water in g/ml.

A: Given that -  Density of water at different temperatures are -  Temperature, K  Density, mol/dm3…

Q: 1  The correct result (indicating the proper number of significant figures) of the following problem…

A: Since there are multiple questions, we are authorized to answer only one question at a time. Please…

Q: the true density of methanol is 0.792 g/mL based on the answer 0.762 what is the percent error of…

A: Given— True density = 0.792 g/ ml Measured density = 0.762 g/ml

Q: Given 1) SCI2, and 2) SO3:

A: Lewis Structure is defined as a  representation of the valence shell electrons which are present in…

Q: How would I write 97,820 in standard scientific notation?

A: Scientific notations are used to express the very large or very small numbers in more convenient…

Q: Perform the following calculation: g -0.00030- x 20.0°C °C x cm³ What is the answer to the…

A: Multiplication and division of significant figures :- The result of multiplication or division…

Q: Solve the following math problem using scientific notation. (7.8x10^2)+(9.16x10^3)

A: Scientific Notation: The exponential notation in which any number can be written in the form of N x…

Q: How do I determine which value is the most precise and which value is the most accurate when given 4…

A: In chemistry, there are many ways to check the deviation of experimental data from the accurate…

Q: Calculate the slope (m) of the best-fit line using the equation: m=y2-y1/x2-x1. Report the result to…

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Q: Answer the expression below with the appropriate number of significant figures. 2.4 x 10-4 + 3.1 x…

A: Significant rule in addition- During addition of numbers using significant figures, the final answer…

Q: 2. A straight line has a slope of 3200 and an intercept X?

A: According to the question, we have: Slope = m = 3200 Intercept = c = -0.025 y = 0.450

Q: e the molarity (M = moles/L) of the NaOH solution to the correct number of significant figures. %3D

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Q: (b) Calculate: 42.67 x 0.0967

A: Rules for significant figure All non zero integer are significant Exact number have unlimited…

Q: Solve for ? and ? in the given expressions. Express these answers to the tenths place (i.e., one…

A: Given information, Log(x) = 0.75 In(y) = 0.75 The given expressions for the values of x and y are…

Q: solution

A: We know that, accuracy reflects how close a measurement is to a known or accepted value, while…

Q: (b) Calculate: (24 x 4.52) 100.0

A: Rules for significant figure All non zero integer are significant Exact number have unlimited…

Q: ln[A]t/15.4=−(4.78x10^−4M⋅d−1)(1.1x10^4d) forgot how to solve for [A]t

A:

Q: Solve for x to three significant figures: -log(x)=2.30

A: Given,  -log (x) = 2.30  Solve for x to three significant figures = ?

Q: Celsius and 73

A: According to the ideal gas equation pressure is directly proportional to the number of moles,…

Q: 3x < 3 or 4x + 6 < -3 and write the solution in 4 Solve interval notation.

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Q: The distance from Portsmouth, Ohio to Lexington Kentucky is 121 miles. Show how to determine and…

A: Coverting 121 miles to inch:

Q: The relative error for the following data below is: 39.63, 39.61, 39.05, 39.08 (the true accepted…

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Q: Each of the following problems involve a geometrical shape, a math formula (provided) as well as…

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Q: 1.6x103 / 2x103 give answer in exponential form

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Q: 7.64x1020 H2O2 molecules Express your answer using three significant figures. m =

A: Since  1) Find the number of moles present in each of the given substance. 2) Multiply the number…

Q: How many 1-fm squares does it take to construct a square that is 1 m on each side?

A: Number of square can be calculated using area of squares.

Q: Complete the following problems using correct significant figures. pKb = 10.35 kb = Please…

A: Kb is the base dissociation constant and pKb = -log Kb. So, pKb is used to determine the strength of…

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

A:

Q: Can you help me please? If it includes these in the question, can you solve it using significant…

A: Arsenic trifluoride has 26 valence electrons and As is the central atom. There are four regions of…

Q: converting 64400 to scientific notation with 3 significant figures

A: Converting a number to its scientific notationHere we have to convert 64400 to its scientific…

Q: of significant figures in

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Q: Round each of the following numbers to four significant figures and express the result in standard…

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Q: Division - express all answers in the correct significant figures - be sure to include units 653.987…

A: The question is about division .

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

A: Solution Appropriate range of serious knowledge is vital so as to possess a significant level of…

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

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Q: Question 4- Calculate the following and express your answer in standard notation with the correct…

A: Scientific notation is a means for the numbers that are too big or too small to be expressed in…

Q: | = 0; m = 0 | = 1; m = 0 E1 = 1; m = 0 = 3; m = -3

A: Quantum numbers are the set of four numbers which gives complete information about electrons.

Q: 65.431 + 12.09) X 1.03 solve using appropriate number of significant figures

A: Before calculations certain rules should be understood for significant digits. All of the non-zero…

Q: How many significant figures are in 9630.0010? (numerical answers only) N

A: Given,  How many significant figures are in 9630.0010 ?

Q: How many significant figures does 31.03 g + 12 mg has?

A: First convert 12mg into g by multipy 10-3 So 12mg=0.012g 31.03+0.012= 31.042 So minimum 2…

Q: If the density of ice is 920kg m-³,convert this value to g cm-³.

A: The given data contains, density of ice = 920 kg m-3.

Q: The relative error for the following data below is: 39.63, 39.61, 39.05, 39.08 (the true accepted…

A: Given, The true accepted value , xt= 40.0 Data(s) given = 39.63 , 39.61, 39.05 , 39.08

Q: how many significant figures should my answer have when I do the problem 35.0 mL/ 80.0 mL *100%?…

A: In the case of multiplication or division, the answer contains an equal number of significant…

Q: In the following figure, decide which block is more dense, or it cannot be determined. Explain your…

A: Density of a material can be stated as the ratio of the total mass to the total volume occupied by…

Q: Compute (4.29 x 105) · (1.89×10-4). Express your answer to three digits.

A: For this calculation, first of all, we determine the significant figure in the starting numbers of…

Q: could you please check if my answers are correct? I'm not sure about significant figures...  Thank…

A: Relative error ==change in valueactual value×100 The general rules for determining significant…