29. When a measuring scale is used properly to the limit of preci- sion, the last significant digit recorded for the measurement is said to be uncertain. Explain.

Q: The width, length and height of a large crate are as follows: 1.22 m, 3.22 m and 0.83 m.,…

A: Given is, The width, length and height of a large crate are as follows: 1.22 m, 3.22 m and 0.83 m.

Q: A chemist measures the amount of chlorine gas produced during an experiment. She finds that 59.1 g…

A: The answer to the following question is:

Q: A piece of metal with a mass of 13.2 g was droppedinto a graduated cylinder containing 17.00 mL of…

A: To calculate the density. Thus, it is expressed as shown in equation (1). Where, d = density, m =…

Q: A stainless steel rod has a density of 8.55 g/cm3 and a diameter of 5.43 cm. If we want a 556 gram…

A:

Q: What is the mass of 6.00cm3 of mercury, density = 13.5939 g/cm3

A: Given : density of mercury = 13.5939 g/cm3  And volume of mercury = 6.00 cm3

Q: Calculate the mass of a cylinder of stainless steel with a height of 18.35 cm and a radius of 1.88…

A: Find the solution below

Q: 30. The density of the element iridium is 22.65 g/cm³. What's the mass of iridium that occupies a…

A: Given information, Density of iridium = 22.65 g/cm3 Volume = 7.35 mm3 = 7.35*10-3 cm3  (As 1mm =…

Q: Determine the units for the following calculation (5 cm +3.2 cm)(12 cm) = O cm? O cm2 O units…

A: Units are the definite and standard measurement of same kind of quantities. It is used for making…

Q: D. Determining the Density of a Metal Block 246.1389 Mass of metal block Value of smallest markings…

A: Density of a substance is the defined as the mass per unit volume. Density = mass /volume    Given…

Q: A U.S. 1-cent coin (a penny) has a diameter of 19 mm and a thickness of 1.5 mm. Assume the coin is…

A: Given data:

Q: When measuring the length of an automobile, which unit of length would be the most appropriate? O…

A: The millimetre is the metric system's smallest widely used unit. The inch, foot, yard, and mile are…

Q: A cylindrical glass tube 20.0cm in length is filled with acetone. The mass of the acetone to fill…

A: Mass of the filled acetone is 13.33g. The length of the glass tube is 20.0cm.

Q: A micro-syringe holds a volume of 1.3 μL. To the proper number of significant figures, what is the…

A: pL and μL both are the units of volume. 1 μL=10-6 L1 pL=10-12 Ltherefore,1μL=106 pL

Q: 2. A nurse measured the average heart beats of a patient and reported to the doctor in terms of time…

A: The time period of patient patient heart beats = 0.8 s  Number of heart beats formed in a minute = ?

Q: A titanium cube contains 3.25 x1023 atoms. The density of titanium is 4.50 g/cm Part A You may want…

A: Given : Number of titanium atoms in cube = 3.25 X 1023 atoms And density of titanium cube = 4.50…

Q: A cylindrical glass tube 20.0 cm in length is filled with acetone. The mass of the acetone to fill…

A:

Q: A ruler used to measure a penny has markings every 1 mm. Whichmeasurement for the size of the penny…

A: Given that: A ruler has markings every 1 mm. To find: The size of the penny is correctly reported…

Q: Platinum’s density = 22.5g/ cm3.  What is the mass of 1.25 in3 of Platinum?

A:

Q: The volume of gold idol is approximately 1.0L. The density of gold 19.3 g/ml. When gold idol is…

A: Given - Density of gold = 19.3 g / ml Mass of gold idol = 16.5 kg Volume of water displaced = 954 ml…

Q: A cylindrical glass tube 20.0 cm in length is filled with acetone. The mass of the acetone to fill…

A: Given that, Cylindrical glass tube, Length (H) = 20.0 cm Radius (R) = ? Mass of acetone (M) = 21.53…

Q: How does the uncertainty in measurements affects the outcome of an experiment?

A: Error has to do with uncertainty in measurements that nothing can be done about. If a measurement is…

Q: An Aluminum foil weighs 0.500g and measures 10.00cm by 10.00cm Given destiny of Aluminum is…

A:

Q: A new penny has a mass of 2.49 g and a volume of 0.349 cm'. Is the penny made of pure copper?…

A: The density of a substance ρ is calculated by the following formula,…

Q: 1. The radius of a potassium atom is 0.227 nm. Express this radius in the unit centimeters.   2.…

A: In the given question, conversion of the given length measurement.

Q: Three students use a meterstick with millimeter markings to measure a length of wire. Their…

A: Given: Their measurements are 3 cm, 3.3 cm, and 2.87 cm, respectively   To find: Explain which…

Q: A titanium bicycle frame displaces 0.449 L of water and has a mass of 1.08 kg. What is the density…

A:

Q: the fundamental SI unit of length is the meter. however we often deal with larger or smallr lengths…

A: a). the distance between Chicago and Saint LouisMetric system is defined as in which chemistry and…

Q: A piece of silver metal weighing 194.3 g is placed in a graduated cylinder containing 242.0 mL of…

A:

Q: Given that 25.0 mL of mercury has a mass of 340.0 g, calculate (a) the density ofmercury and (b) the…

A: Given: Volume of mercury= 25.0mL Mass of mercury= 340.0g To find: a) The density of the mercury b)…

Q: please help answer questions iii and iv using the given information provided above the questions.…

A: The values are given as follows:

Q: The mass of a proton is 1.67262164 x 10^-27 kilograms. round off this value to three Significant…

A: The significant figure refers to particular digits in a number. According to the measurement rule,…

Q: Solve the following, round to the correct number of the significant figures and chose the correct…

A: Rule-  1. Count the number of decimal places of all the number. 2. You answer should contain not…

Q: A Rectangular titanium soild weighs 152.213 g and measures 7.50cm by 3.00 cm by 1.50cm. Refer to…

A: Given : Mass of titanium metal = 152.213 g And the dimensions of metal = 7.50 cm by 3.00 cm by 1.50…

Q: A thin sheet of lead measures 15.5 cm by 23.0 cm and weighs 0.627 g. If the density of lead i 11.34…

A: Given,Sheet of lead measures= 15.5cm by 23.0cm.Weight = 0.627g.Density of lead = 11.34g/cm3.The area…

Q: What are the examples of Quantitative Chemistry?

A: Interpretation: The examples of Quantitative Chemistry are to be provided.

Q: 2. In part IIA, you calculate the density of a cube using a ruler and a digital caliper to measure…

A: A. Using rular and digital caliper to the side of cube, digital caliper gives highly precise value…

Q: Calculate the thickness of a piece of golf foil thats 1.52 cm wide and 2.25 cm long, and has a mass…

A: The density of the species can be described as the ratio of the mass of the species to the volume of…

Q: The density of pure silver is 10.5 g/cm3 at 20°C. Is 5.25 g of pure silver pellets is added to a…

A:

Q: Which is better to use in measuring smaller volumes of liquids, the graduated cylinder or the…

A: A quantitative analysis where the amount of substance is calculated present in the sample by…

Q: Which is a more accurate volume-measuring instrument, a graduated pipet or a graduated cylinder?…

A: Liquid volume is usually measured using either a graduated cylinder or a buret. As the name implies,…

Q: When a measuring scale is used properly to the limit of precision, the least significant digit…

A: Note - There is a word error in your question, i.e., least should be replaced by last. Taking it…

Q: A sample containing 34.92 g of metal pellets is placed into a graduated cylinder initially…

A: Calculate the volume of metal pellets:

Q: a prescription requires 7.55mg per kg of body weight.  Convert this quantity to the number of grams…

A: Given, a prescription requires 7.55mg per kg of body weight. Conversion of this quantity to the…

Q: 27) An artist plans to apply gold leaf to a painting with an area of 2.32 f? and a thickness of 1.50…

A: Volume of the painting can be calculated as:(1ft =30.8 cm and  1micrometer = 10-4 cm)

Q: The density of mercury, the only metal that is a liquid at room temperature is 13.6 g/mal. Calculate…

A:

Q: When a measuring scale is properly to the limit of precision, the last significant digit recorded…

A: There is no a perfect machine.However,for very precise equipment,the margin is a very small number.…

Q: What type of quantity (length, volume density, etc.) do the following units indicate? Unit Length…

A: Unit is a measurement of an quantity. Without units, a number is not significant.

Q: A cylindrical glass tube 20.0 cm in length is filled with acetone. The mass of the acetone to fill…

A: Given: length of tube=20.0 cmmass of acetone=19.33 gdensity of acetone=0.784 g/mL To find: Diameter…