Why is the average density not a "good" measure of density in this experiment? Mass (kg) Volume(m^3) Density (kg/m^3) 1.16 0.001 1160 2.46 0.0023 1069.565217 5.16 0.005 1032 10.16 0.01 1016 13.66 0.0135 1011.851852         Its a good measure     The average does not account for the human errors in the measurements.     The average does not account for the random errors in the measurements.     The average does not account for the systematic errors in the measurements.

Q: You have an 18-carat gold coin (an alloy of gold and copper). Its mass is 6 grams. Using the fact…

A: Given: Mass of gold coin =6 grams Density of pure gold =19300 kg /m3 Density of copper =8960 kg /m3

Q: None

A: Detailed explanation:Let's go through each part in more detail:(a) Squared Statistical Distances:To…

Q: person's blood pressure is measured to be 129±8 mm Hg.129±8 mm Hg. What is the percent uncertainty?…

A: Pressure P = 129±8 mmWe need to determine percentage uncertainity.

Q: A chemist who wished to verify the density of water constructed a cylindrical container of aluminium…

A:

Q: Susie's experiment to measure the value of g in Northridge produces a result of 8.90 m/s². The…

A: Given data as per question Accepted value =9.80 m/s2

Q: Using the equation Ek = mv2/2 , write an equation to solve for (a) m and (b) v.

A: Given data:  Kinetic energy equation Ek = mv2/2 Required: Equation to solve for mass and velocity

Q: A graph of volume (units = cm 3) versus time (units = S) was plotted on log-log graph paper and the…

A:

Q: Although aluminum foil is very thin, it does have some thickness. We cannot typically “measure” the…

A: The volume of the cuboid = length×width×height   Length and width are given but height is not given…

Q: The measurement error is defined as AX=X-Xo where Xo is the true value of a physical quantity. X is…

A: The true value of the physical quantity is X0 and the measured value of physical quantity is X.…

Q: Estimate the mass of a human kidney if it is roughly a sphere with a radius of 4.29 cm. Answer in…

A: Hi, you have submitted multiple questions and it is not specified in which problem you need help.…

Q: An empty Erlenmeyer flask weighs 219.2 g. When filled with water, the flask and its contents weigh…

A: Given value--- mass of empty flask = 219.2 g. mass of flask with water = 685.2 g. density of water…

Q: A rectangular glass container holds 32.0 mL of water. If one side is 3.60 cm and the other side is…

A: Given - volume of the container length of one side , Length of other side Required - length of third…

Q: a) The instantaneous rate [kg/s] of producing a particular compound during a chemical reaction is…

A: We have table given with coordinates (t,rate)=(0,0), (2,0.145), (4,0.354), (6,0.61), (8,0.95),…

Q: Assume it takes 6.95 minutes to fill a 40.0 gal gasoline tank. (1 U.S. gal = 231 in.3) (a)…

A: (a) Rate in terms of gallons per second Q=Vt=40.0 gal6.95 min60 s1 min=0.0959 gal/s

Q: In some problem, you are asked to calculate the mass of an object, and you get the following result:…

A:

Q: Morty measures a Meeseeks box (an object that is roughly a cube) with an old rusty ruler. Because of…

A: Given that, Width (W)=20.2 cm=0.202 m Height (H)=19 cm=0.19 mDepth(D)=20.31 cm=0.2031 mMass(M)=7.401…

Q: The Froude number, used to determine the nature of flow of water in a river, is defined as Fr= gy…

A:

Q: 1.6) Consider the duct system shown in figure Q1.6. Air flows through two 200 mm x 400 mm ducts that…

A: To solve this problem, we can use the principle of continuity, which states that the volume flow…

Q: The density of wate 8395 9/cm". Buring experimentation, you determine the density of water to be…

A:

Q: Which of the following is not a unit for density? (a) kg/m3 (b) g/L (c) g/mL(d) g/cm2

A: Density is defined as the amount of  mass of object present per unit volume of a body.

Q: A round coin has a diameter of 19.55 mm, a thickness of 1.55 mm, and a mass of 2.50 g. What is its…

A:

Q: The Apothecary system of units was used in Britain and the US until 1858. Given the density of water…

A: 1 grain = 0.065 g Therefore, 20 grains=20×0.065=1.3 g That implies 1 scruple = 1.3 g Therefore,  3…

Q: The density of the Earth can be expressed by the equation density = C{1.22 -(r/R)}, where R is the…

A: The mass can be represented as, M=∫0RρdV=∫0RC1.22-rR4πr2drM=4πC∫0R1.22r2-r3RdrM=4πC1.22r33-1Rr440R

Q: Assume it takes 7.45 minutes to fill a 20.0 gal gasoline tank. (1 U.S. gal = 231 in.3) (a)…

A: a) Given t= 7.45 mins = 7.45*60 sec              Given the tank is of 20 gallons capacity…

Q: A team of North American scientists is going to analyze the flow of a pipe, however the data…

A:

Q: As part of an important engineering project for NASA, you've been asked to do some unit conversions.…

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Q: Density of water is 1000kg/m³. What is its density in units of g/cm³? 3 A cylinder has length of…

A:

Q: You wish to compare the two experimental results the physicist got, so you decide to find the…

A:

Q: (a) How many significant figures are in the numbers 999.0 and 1000.0? 999.01000.0 (b) If the…

A: In the number 999.0, there are four significant figures. This is because all non-zero digits are…

Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.