1. Approximately, what is the percent uncertainty in the measurement 3.70 + 0.25m? 2. Convert 1.57m 2 to inch 2 3. The diameter of atom is about 1 x 10 -10m . State this in inches (Scientific Notation)

Q: Do the following calculations to the correct number of significant figures: a.) 3.8 x 105-8.45 x…

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

Q: I. Significant Figures and Conversion A. Scientific Notation 1. 58 cm → km 2. 67 W → MW 3. 196 mL →L

A: Note : as per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost…

Q: 19. You are trading blueberries for cherries. Using an exact relationship of 1 cherry = 4…

A: Given :  1 cherry = 4 blueberries.

Q: Solve the following problem and express the answer in scientific notation with the appropriate…

A: Multiplication of significant figures :-  The answer of multiplication must have the same number of…

Q: If the volume of a cube was measured in a graduated cylinder to be 5.264 mL. Which digit would have…

A: As we know that ;  With a 50 mL graduated cylinder, we can read and record the volume to the nearest…

Q: 56. Round the number on the left to the number of significant figures indicated by the example in…

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

Q: A student did not read the graduated cylinder correctly. He thought it said 25.0 mL when it really…

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Q: An electric current of 155.0 mA flows for 42.0 minutes. Calculate the amount of electric charge…

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Q: Do the indicated arithmetic and give the answer to the correct number of significant figures. I.…

A: Calculation go correct significant digit, II. 0.71 + 92.2 = 92.91 = 92.9 Result will be always…

Q: 3. Perform the following calculations reporting your answer to the correct number of significant…

A: Rules for significant figuresTrailing zeros are not significant unless it is after decimelIn…

Q: • If a car travels a distance of 241 km, what is that distance in miles?

A: Given Distance = 241 km

Q: What is most likely the initial retrosynthetic step from the target molecule in the given…

A: Given is organic reaction. The given target molecule is trans-1,2-dibromo compound.So, first…

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

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Q: 4. Three different people weigh a standard mass of 2.00 g on the same balance. Each person obtains a…

A: Accuracy - It is the virtue of obtained measurements to match the actual value of the any given…

Q: Do the following calculations to the correct number of significant figures: MUST follow the rules…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: Determine the number of significant figures in each measurement. Then, choose the representation of…

A: Digits that shows contribution for the accuracy in value we count it as significant figure. There…

Q: Find the difference between the value of x2 and the sum of x1 plus x3.; let x4 be equivalent to the…

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Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

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Q: 3.8060 × 13.1 = x O 26162

A: From the rules of significant figures.  In multiplication and dividation.  The answer will have the…

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

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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.

Q: 15. Complete this table so that all the measurements in each row have the same value. Use the metric…

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

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: Convert 3 x 103 cm into ft , express the answer in scientific notation. 2.54 cm = 1 inch., 12…

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Q: You measure the distance between to cities to be 42.0 miles. You need to send this data to Brazil…

A: Convert 42.0 miles to km ?

Q: A sample of gaseous neon atoms at atmospheric pressure and 0 degrees C contains 2.69*10^22 atoms per…

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Q: How many significant figures are in the following measurement: 0.00204 g Type your answer...

A: Note: According to our guidelines we are supposed to answer only one question.  Kindly repost other…

Q: . Do the following calculations and use the correct number of significant figures in your answers.…

A: For addition and subtraction use the following rules of significant figures: 1) Count the number of…

Q: Consider the following problem. How should the answer be rounded, to accurately indicate correct…

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Q: An object has a volume of 0.0012 m3 and a mass of of 2.26 kg.    Calculate the density of the object…

A: Volume = 0.0012 m3  Mass = 2.26 kg  We need to find density of object.

Q: What is his percent error?

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Q: There are exactly 2.54 centimeters in 1 inch. When using this conversion factor, how many…

A: Answer  Q= 1   Option E 1 is correct because in 1 inch one…

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

A: We have to tell about the quantity that must be introduced in missing part of equation

Q: Why are units so important in measurement? Giving examples of measurements with no units should…

A: Unit of measurement is used to define the magnitude of a quantity. Example: length in meter, height…

Q: Express the quantity using significant figures to imply stated error.. 1.  963  + 0.0001

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Q: Report the mass of the tablet in: • grams: • kilograms: • micrograms: • centigrams: b.o g kg x 106…

A: SI unit of mass is Kg, and CGS unit of mass is g. They can be interconverted by multiplying with…

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.