O MEASUREMENT Multiplication and division of measurements

Q: Explain why measurements are never exact.

A: The act of the measuring the size of an object is known as measurement. It is numerical…

Q: write UNITS OF MEASUREMENT

A: The SI system, also called the metric system, which is used around the world.

Q: All of the following are SI base units of measurement, EXCEPT second O kelvin kilogram O meter…

A: The International system for units proposed seven basic units as SI units. However, for the other…

Q: In the lab a student measured the density of an Aluminum cylinder to be 2.89 g/cm3. The handbook…

A: Density is a physical quantity that can be determined with the help of the mass and volume of the…

Q: Write the two conversion factors that can be written forthe relationship between cm and in.

A: Units of measurement are defined as the fixed magnitude or quantity that can be defined and adopted…

Q: the type of measurement to the unit given below. the appropriate labels to their respective targets.…

A: The appropriate labels are: 1) millilitre- volume

Q: Using dimensional analysis, convert 427 inches to meters (12 inch = 1 ft, 1 m = 3.28 ft). Round 3…

A: Given  12 inch = 1 ft 1 m = 3.28 ft

Q: Carry out the given conversions from one metric unit of length to another. 47.1 Mm = 1.45 nm == km…

A:

Q: Element, Pure substance or compound, mixture homogeneous or heterogeneous blood ammonium |chloride…

A: Blood : It is a mixture of many components such as RBCs, WBCs etc. These are present in different…

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

A:

Q: 4.67*10^5 nm to meters

A: So, as we know that, 1 nm = 10-9 m 1 fm = 10-15 m 1 pm = 10-12 m 1 Å = 10-10 m 1 um = 10-6 m 1 mm =…

Q: 3.23x10^-23mg / (2.1x10^-10 cm)^3

A: The given mathematical expression is in scientific notation and the units given corresponds to…

Q: 17. 4.73 x 10' centimeters (cm) to inches (in.) 1. %! %3D %3D 18. 370 grams (g) to pounds (Ibs.)

A:

Q: Write a brief explanation about importance of measurements in chemistry.

A: Accurate, precise measurement is a fundamental component of good science. For this reason,…

Q: Arrange the measurements from longest length to shortest length.

A: 1 km > 1000 inch > 10 yard > 250 cm Explanation All the values are at first converted into…

Q: write UNCERTAINTY IN MEASUREMENT

A: Uncertainty as used here means the range of possible values within which the true value of the…

Q: 2.5 cm3 to mL

A: Given volume: 2.5 cm3 We have to convert this volume to mL.

Q: e ruler is in centimeters (cm). Record the length of the rod below taking into count any uncertainty…

A: Centimeter is unit of measuring length. Meter, decimeter and millimeter are other units of length.

Q: Mixing salt and sugar is an example of physical change. Select one: O True O False

A: When is substance undergo a chemical changes its molecular compositions is changed entirely that…

Q: The radius of a sphere was measured to be 8.4825 mm. Its volume (V r) to the correct number of…

A:

Q: What is the general term for any device that records a measurement? A) an instrument B) an…

A: An instrument is a mechanical apparatus or implement, particularly utilized for accuracy work.

Q: Explain the difference between precision and accuracy.

A: The standard unit of measurement is easy to understand by everyone as it gives the measurement ease…

Q: e) 248 cm to millimeters

A: We have to predict the value in millimeters.

Q: Measuring Device 100-mL Beaker 100-mL Graduated Cylinder Volume Measurement # Significant Figures

A: From the given picture we have to tell the measured volume and the number of significant figures.

Q: Number mm 9.997 m cm 45 mm 18 cm

A:

Q: What is the measurement of water in the graduated cylinder (without units)?   How many significant…

A: Graduated cylinder is also known as measuring cylinder. It is a laboratory equipment which is used…

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

A: To convert 90 kg.m/s to g.m/s.

Q: How would you classify the following material? coffee (black) a. solution b. an element c.…

A: A solution contains two or more substances of uniform particle size.  It is a homogeneous mixture.A…

Q: e length

A:

Q: A woman's basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20…

A: Significant figures of a number printed in a positional notation are digits which make a…

Q: Question is attached

A: Measurement: It is the process of assigning the numbers to the characteristic of any substance that…

Q: Classify each property as intensive or extensive.a. volume…

A: Extensive properties are those that are dependent only on the amount of matter present in a sample…

Q: A cone with a  mass of 6 g has a radius of mesuring 5cm and a height of 2 cm . What is  its density

A: Density

Q: What are the basic four units of measurements?

A: These are the following basic units:

Q: the cubic centimeter (cm3 or cc) has the same volume as a ___. cubic inch centimeter cubic liter…

A: The relationship between cubic meter to meter.

Q: Water Volume Water Volume Object Volume Without Object (mL) With Object (mL) Object (mL) Nut 20 23

A: Volume of object can be calculated as  = Water volume with object - water volume without object

Q: Converting units of measurements

A: The measurement units can be converted to each other with the help of dimension analysis method.

Q: Explain why standard units of measurement are particularly important to scientists.

A: HERE ARE SOME REASONS:

Q: What are the apparatus used to measure objects? What are they measuring (ex. Ruler measures the…

A: There are many apparatus used for measuring objects like for measuring length of an object,…

Q: Explain why it is important to use significant figures in a measurement. Give an example of…

A: Significant figures are used in measurements and calculations.

Q: A 10 mL graduated cylinder has a height of 7.12 inches.  Make the following conversion. height in…

A: Generally, 1 inch is equal to 0.0833333 foot. The conversion is as follows,

Q: 13) 329 cm to inches 14) 881.2 inches to cm 15) 1043 km to miles

A: According to Bartleby answering guidelines I can give only 1st 3 part's solution.

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: Convert 999  mm3/s to km3/day. (Integral or decimal)

A: Here we are required to convert the following unit  mm3/s to km3/day.

Q: The agreement between the tested values is known as O A. Precision B. Certainty OC. Significant…

A: Given: Agreement between the tested values.  To find: what is this agreement between the tested…

Q: 13. 1.22 x 10 ounces (oz.) to kilograms %3D %3D 14. 0.00340 meters (m) to centimeterS (cI %3D %3D

A: One unit is converted into other unit by using a  multiplicative factor to it .

Q: Osmium has a density of 22.6 g/cm3. The mass of a block of osmium that measures 1.01 cm x 0.233 cm x…

A:

Q: 3. 876 feet (ft.) to meters (m) %3D %3D 4. 456 pounds (Ibs.) to grams (g)

A:

Q: 2.81 × 10−1 km + 4.00 × 103 cm answer in meters scientific notation

A: We know that- 1 Km =  103 metres (m) 1 Cm = 10-2 metres (m)