Answer the following question by entering the numeric value with appropriate units. If the length of one side of a square is 12.0 mm, what is the perimeter of the square? Express the perimeter with the appropriate units.   I need a value and a unit

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: The velocity of an object is the distance it travels per unit time. Suppose the velocity cm of a…

A: The velocity of the gliding bird=225 cm/s Distance travelled by the bird= 2.7 m First, convert…

Q: What is the density of aluminum if you have a piece of aluminum that is 10.5 cm x 10.5 cm x 0.1 cm…

A:

Q: Calculate the mass of iron(III) oxide (Fe,0,) that contains a million (1.000 x 10°) iron atoms. Be…

A: According to the mole concept, the one mole of any substance related with mass, volume and Number of…

Q: Convert the value 3.35x10-8 L to use unit prefixes.

A: The given value is 3.35x10-8 L. We can convert this number into the unit prefixes as follows:

Q: Calculate the areas and densities. Report the answers in the correct units.a. the area of a…

A: Hello. Since the question contains more than three sub-parts, the first three sub-parts shall be…

Q: Calculating Volume Suppose you want to know the volume of a rectangular object, like one of the…

A: Interpretation - Determine the volume of the rectangular box ( like suitcase) by given method-…

Q: Perform the following calculation: -0.0060 cm3 + 1.0042 cm3 What is the answer to the calculation…

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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: At a particular instant in time the earth is judged to be 92,955,000 miles from the sun. What is the…

A: • The values provided in the question are:-     i) Distance between earth and sun at a particular…

Q: The density of gold is 19.31 g/mL, and the density of platinum is 21.43g/mL. If equal masses of gold…

A: As known density formula as,

Q: 1. What are the basic units of length, mass, volume, and temperature in the SI system?

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Q: Which of the following would give an EXACT number?   Group of answer choices   (a) Measuring a…

A: Given : To find the option which will give exact measurement.

Q: Suppose you design a new thermometer called the X thermometer. On the X scale the boiling point of…

A: Given: The boiling point of water = 130°X The freezing point of water= 10°X To find: The temperature…

Q: Which of the following statements concerning the SI system is/are correct? 1. Prefixes are used to…

A: We have to predict the correct statement.

Q: The symbol of a simple unprefixed SI unit has been left off of each measurement in the table below.…

A: The international system of unit is the modern form of the metric system.

Q: 3. Complete the blanks in each row, as in the first example: Unit name Property measured Unit symbol…

A: Unit name: microgram The property measured: mass Unit symbol: μg Power prefix: 10-6

Q: Decide whether each proposed multiplication or division of measurements is possible. If it is…

A:

Q: 1. Is one liter about an ounce, a pint, a quart, or a gallon? 2. Is a meter about an inch, a foot, a…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: At what temperatures are the readings on the Fahrenheit and Celsius thermometers the same?

A: The intensity or the degree of heat that is experienced in a substance is called its temperature. A…

Q: identify each of the following as measurements of length,area,volume,mass,density,time,or…

A: (a)Second (s) is a unit of time. Hence, ns is the measurement of time.(b) kg/m3 is a unit of…

Q: A chemistry student needs 20.0 mL of pentane for an experiment. By consulting the CRC Handbook of…

A: Given data: The volume of pentane = 20.0 mL. The density of pentaane = 0.626 g.cm-3. To calculate:…

Q: The volume of a sample of oxygen gas changed from 10 mL to 11 mL as the temperature changed. Is this…

A: A chemical change is observed when there is a change in the chemical composition of elements.…

Q: A sheet of aluminum (Al) foil has a total area of 1.000 ft^2 and a mass of 3.806g.  What is the…

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Q: Perform the following calculation using measured numbers: 32.56 − 2.4 − 5.783?

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Q: How should he record his answer, to the correct number of significant figures?

A: In multiplication rounding off the answer to the least number of significant digits given in the…

Q: What type of quantity (length, mass, area, or volume) do each of the following units represent?(a) L…

A: Each quantity has a specific well defined unit.

Q: Round off each of the following numbers to the indicated number of significant digits, and write the…

A: Rules for writing significant figures: All non-zero digits are significant                 Ex: 434…

Q: Q/Choose the correct answer 1-Matter can be defined as anything that… * has weight. has mass and…

A: Chemistry is defined as that branch of science which deals with the study of composition, structure,…

Q: An electric current transports 96.0 C of charge in 46.0 minutes. Calculate the size of the electric…

A: Given that,  Charge transport by electric current q = 96.0 C Time t = 46 min   = 46×60 s = 2400 s…

Q: Which of the following objects will sink when dropped into a bucket of vegetable oil? (Density of…

A: Given : Density of vegetable oil = 0.82 g/mL.

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: Calculate the mass of scheelite CaWO4 that contains a billion ×1.0109 oxygen atoms. Be sure your…

A:

Q: An electric current transports 53.0 C of charge in 48.0 seconds. Calculate the size of the electric…

A:

Q: Is a meter about an inch, a foot, a yard, or a mile?

A: Answer 1: 1 metre = 39.37 inch 1 foot = 12 inch ⇒ 1 metre = 39.37 inch1 × 1 foot12 inch⇒ 1 metre =…

Q: Use the image to answer questions 16 through 18. To help him learn about properties of different…

A: When we break up a chocolate bar, the large chocolate bar is broken down to small pieces.  Hence…

Q: What is the answer to the correct number of significant figures of the following calculation? (37.1…

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Q: A chemistry student needs 65.0 mL of diethylamine for an experiment. By consulting the CRC Handbook…

A: The relation between mass and volume is given by: Density = mass / volume so, mass = density x…

Q: please help with this 1) Sally Leadfoot was pulled over on her way from Syracuse to Ithaca by an…

A: The solutions are given below -

Q: Change the following measurement to the appropriate SI unit. The final unit required is shown to the…

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Q: The single proton that forms the nucleus of the hydrogen atom has a radius of approximately…

A: Given : Radius of nucleus = 1.0 x 10-13 cm. Radius of hydrogen atom = 52.9 pm. Convert the radius of…

Q: 1. Identify each of the following as measurements of length, area, volume, mass, density, time, or…

A: Identify the given measurement if the following --

Q: Use the References to access important values if needed for this question. A nickel is found to have…

A: The given volume is = 0.000762 L This volume can be converted into qt (quart) by knowing the…

Q: How many significant figures are there in each of the fol- lowing quantities? (a) Distance from New…

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Q: A student is working on converting a number that has a unit with the SI prefix milli- to a unit that…

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Q: QUESTION 9 Before Object Added Afner Object Added mL mL A student is trying to determine the density…

A: Density is given as the mass upon volume. Density is directly proportional to the mass of the…

Q: Calculate the mass of glucose (C,H,,06) that contains a billion (1.0 x 10°) oxygen atoms. Be sure…

A:

Q: An electric current transports 76.0 C  of charge in 44.0 minutes. Calculate the size of the electric…

A: The size of electric current is decided by the charge passed per second.

Q: Bronze is an alloy made of copper ( Cu) and tin ( Sn). Calculate the mass of a bronze cylinder of…

A: Given : Radius of cylinder = 6.48 cm  Length of cylinder = 48.81 cm  Composition of bronze :  % of…

Q: An empty graduated cylinder weighed 38.879 grams. After it was filled with 34.150 mL of a an unknown…

A: Given:  Mass of an empty graduated cylinder=38.879 g Mass of filled graduated cylinder=60.627 g The…

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.