Express the absolute uncertainty in your answer ( value + uncertainly )

Q: 5. The following are three different scales. Determine the correct reading indicated by the arrow.…

A: Accuracy is the term used for the measurements taken near to the original value. Precision is the…

Q: Measure the diameter of the circle using Ruler A and Ruler B.Given that the actual diameter of the…

A: Given : Ruler A and Ruler B and some statements are given .  To find : To match the statements…

Q: mL and Student B measures a different amount of the same liquid and reports its volume as 15.0 mL,…

A: Measuring devices used are of a standard. No matters if we use same device or not the measuring…

Q: A certain person had a brain that weighed 1.35 kg and contained 4.11 × 10¹0 cells. Part: 0/2 Part 1…

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Q: It isn't always best to use the instrument with the highest precision. For example, instruments of…

A: Given: High precision instruments and low precision instruments and some situations ard given  To…

Q: Carry out the following operations provide the answer with the correct number of significant…

A: Answer  Significant figures - Significant figures of a number in positional notation are digits in…

Q: The question is not asking for signifcant figures, it's asking for the estimated digit of each…

A: Estimate digit is basically the digit that comes at the last.

Q: what decimal power do the following abbreviations represent: (a)m, (b)k,(c)m,(d)n, and(e)u?

A: Please find the attached images for the answer

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

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Q: (*) 0- J kJ 37. mmol · °C ? mol · °C

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

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Q: (0.0045×19000.0)+(2818×11) Express your answer to the appropriate number of significant digits.

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Q: It was determined that the average CHEM110 student extracts 1.42 of starch from every 100 g of…

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Q: A student measures the length of an object and obtains 3.65 cm. If the true value (as reported by…

A: Answer:- This question is answered by using the simple concept of calculation of percent error using…

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

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Q: Give two examples of the offset errors

A: Offset error arises due to the initial point is not calibrated to zero.

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

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

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…

Q: An aspirin tablet has a mass of 9820.0 mg. Report the mass of the tablet in: grams: • kilograms: kg…

A: The given tablet has mass of 9820.0 mg and has 5 significant number. So each result must have 5…

Q: A student measures the melting point of an unknown compound to be 53.5 degrees C. She later…

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Q: The conversion factor relating miles to meters is 1 mile 1610 m. The speed of light is 3.00 x 10…

A: given, 1 mile = 1610 m 1 hour = 3600 sec

Q: Calculate the mass in kilograms of a 1.70 kg object when its velocity, relative to us, is each of…

A: Given: Mass of object=1.70 kg Velocity of light=3×108 m/s To calculate: Mass at different velocity

Q: Perform the following operation and express the answer in scientific notation. 5.4x103 x 1.2x107…

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Q: Bernard weighs a jar of pennies to find out how much they are worth. After subtracting the weight of…

A: Given: Total mass of pennies = 12.33 +/- 0.09 kg Weight of each penny = 2.5 g

Q: To ensure the accurate reading of the mass of a pycnometer with water, it should be_. * dry and…

A: Answer of the question is given below below with explanation.

Q: Give an example from which the difference of Accuracy and Precision is described and explain why it…

A: Accuracy is the degree of closeness of measurements to the true value or reference value Precision…

Q: It is necessary to take into account the proper number of significant figures when taking a…

A: True. more precise the measuring instrument we get more precise and accurate measurements.

Q: B g mL × ( 1³ ) x ( ¹7² ) = ? mol C g Perform the following calculation and round to the correct…

A: The given calculation involves multiplication operation. In the multiplication, the resultant number…

Q: Compare the objects and masses from Part III. Which measurement included the highest percent of…

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

A: The significant figures of a given number are those significant digits, which express the meaning…

Q: E MEASUREMENT Counting significant digits when measurements are multiplied o... Multiply or divide…

A: -> In addition and subtraction answer contains least number of decimal places.-> In…

Q: Shawn,Melissa, Pierre, and Kathy are each trying to make a solution that requires 40 mL of stock to…

A: To determine the cumulative error for each person, we need to calculate the error introduced by each…

Q: 3. A student weighed an unknown mass directly on an electronic balance of intermediate sensitivity,…

A: Weight of beaker + unknown = 59.121 gWeight of beaker = 30.346 gWeight of unknown = (59.121-30.346)…

Q: A thermometer reading 7°C is brought into a room with a constant temperature of 28°C. If the…

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Q: The density of Aluminium is 2.7 g/cm3. What is the volume in Liters of an aircraft wing weighing…

A: Density is related to mass and volume as ,          Density = Mass / Volume      or, Volume = Mass/…

Q: 1.) 600×190 Express your answer with the appropriate number of significant figures. 2.) 2.50(4)(35)…

A: Scientific figures for the above given numbers are as follows.

Q: A student is examining a bacterium under the microscope. The E. coli bacterial cell has a mass of m=…

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Q: D Question 4 Consider an object that is in the shape of a cube with a mass of 45.8 grams. If the…

A: Answer:Density of an object is the ratio of its mass and volume as shown below:Here:

Q: student experimentally determines the density of a metal cube. The edge length of the cube is…

A: Given:Mass = 72.576 gEdge Length = 1.72 cmThe true density of the cube = Percent error is a measure…

Q: Perform the following calculations: a) 14.86 ml + 15.0 ml + 14.980 ml = b) (42.927 g/ml)(9.00 ml)…

A: According to the rule for significant digits in addition and subtraction, the number of significant…

Q: K₂SO3(aq) + MnCl₂(aq) → MnSO3(s) + KCl(aq) Express your answers as integers separated by commas.…

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Q: Give the result of the following calculation to the correct number of significant figures. Express…

A: The significant rules are described as follows: 1. In addition and subtraction, the significant…

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…