Significant figures 98/.006

Q: The correct decimal representation of 6.453 * 103 is?

A: Scientific notation: Scientific notation is a way of expressing numbers to be conveniently written…

Q: How many significant figures of 350.670

A: In counting significant figures following rules are followed  1. All non zero numbers are…

Q: mony significant figures, Haw in answer (99.2-20.0(1.79XI05) 1.39

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Q: 17.7 mL to L

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Q: Calculate the mass in grams of 256 mL of acetone ( density =0.791g/mL).

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Q: A kilgram is 1000g?

A: The term SI base units refer to the seven units of measure which have been defined by the…

Q: Round off 0.007807 to three significant figures. Enter your answer in the provided box.

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Q: Round off 0.0012485 m correct up to 3 significant figures. (:

A: Round of 0.0012485 m correct upto 3 significant figure?

Q: The number 31.00065 rounded to 4 significant figures is

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Q: (8.01-7.50)/3.002

A: On solving this type of questions we use BODMAS rule. B - Bracket O - Of D - Division  M-…

Q: e the percentage error in the measurement of the students.

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Q: what is the sighnifcant figure of 100.21x 0.38

A: Significant figures : Significant figures are the number of digits in a value, often a measurement,…

Q: The number 5492.517 rounded to 3 significant figures is?

A: 5490

Q: How many significant figures are there in the experimental number: 33.7

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Q: significant figures

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Q: d) The number of u e) The ml values al f) The number of u g) The total numbe

A: n =principal quantum Number l = angular quantum Number l = 0 s orbital l= 1 p orbital  l= 2 F…

Q: an object hass a mass of exacty 5g on an analytical balance that has an accurary of 0.1 mg , to how…

A: Accuracy of analytical balance is 0.1 mg. Conversion of unit from mg to g is,

Q: How many siginificant figures in 3.14x10^23?

A: Solution Significant figures ar any non-zero digits or at bay zeros. they are doing not embrace…

Q: When 0.0005760 is written in proper scientific notation with the correct number of significant…

A: Rules for determining significant figures,All non-zero digits are significantThe zeros placed to the…

Q: 4. Express in scientific notation. Include all significant figures. 0.000000738592

A: Answer: When we represent a number in scientific notation, there are two components of it, one is…

Q: The number 24.03687 rounded to significant figures is________

A: The number 24.03687 rounded to significant figures is?

Q: How many significant figures are in the measurement 5000 g? Group of answer choices

A: While doing a big calculation, which digits really give the informtaion on how precise is the…

Q: Convert 0.0063 to two significant figures

A: Firstly we will find out no. Of significant figures then we will do round off to the required no. of…

Q: how many significant figures are in 50 000.00 L

A: Rules of significant figures: Any non-zero number is significant. Zeros between significant numbers…

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: Provide the result of (6.5721 × 2.7850) - 9.438 using significant figures properly.

A: Interpretation: The result of 6.5721 × 2.7850 - 9.438 using significant figures is to be provided.

Q: a large stone weighs 53.0 kg. How many pounds does it weigh?

A: The relation between kilogram (kg) and pound (lb) is written below.1 kg = 2.205 lbs

Q: The mass of a beaker is 5.333 g. After 5.00 mL of a concentated hydrochloric acid solution is pipet…

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

Q: ryour answer to 2 significant figures. Do not include the units, M.

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Q: round to 3 significant figures  67,018,800

A: First convert this number into scientific form. Then rounded to 3 significant figures.

Q: I dont quite understand the significant figures. Need some examples

A: Rules for Determination of Significant Figures:[i] All non-zero digits are significant.For example:…

Q: 0.85kg/inc to g/cm

A: Given unit = 0.85 kg/inch

Q: how many significant figures are in 8000 mL

A: The numbers of significant figures are in 8000 mL has to be identified

Q: what measurement is a pikofarad ?

A: Farad is the S.I unit of electrical capacitance and is a measurement of the ability of an object to…

Q: How many significant figures does 3.005 have?

A: Digits which are responsible for contributing the degree of accuracy of a value are called…

Q: 4.76 pm = how many micrometers

A: Unit conversion:Unit is refer to the term of measurable quantity. There are so many units are used…

Q: Round 0.00971659 to three significant figures.

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Q: 72. Complete the following conversions between SI units.

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Q: help use significant figures please

A: Given, the balanced Chemical equation is -  Ag2O(s) + 2 HNO3(l) ----> 2 AgNO3(s) + H2O(l)…

Q: The number 4861.850 rounded to 3 significant figures is

A: If any number give in more digit and we have to write in less significant figures use power method…

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: what is the sum of the measured values 539, 35.4, 0.90, and 9.0 ?

A: For the addition of the number first we have to count the significant figures in the in the decimal…

Q: Round to 3 significant figures 3.185000

A: The number given is 3.185000 Hence there are 7 significant digits in the number.

Q: Please explain significant figures.

A: To explain: Significant figures.

Q: Please help use proper significant figure

A: Entropy of vaporization = 87.30 J/Kmole Enthalpy of vaporization = 33.30 KJ/mole

Q: A 25-mL pipet sample of an alcohol is found to weigh 20.71 g. What would be the mass of 35.25 mL of…

A: Given that,Weight of alcohol sample = 20.71 gThe volume of alcohol sample  = 25 mLSo, density can be…

Q: The number 8.07 x 10 3 has significant figures.

A: Significant figures:-  It is basically a measure of accuracy and precision.

Q: necorrect significant figures for

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Q: if a substance has a mass of 33.3 g per 991 mL then its density is?

A: Given: The mass (M) of the substance is 33.3 g The volume (V) of the substance is 991 mL

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.