Count the significant digits in each of these measurements: number of significant digits measurement 95200. kg -1 7.8 x 10 mL -1 = 5.0 x 10 kJ/mol 0.003400 J

Q: Write the numbers in scientific notation. 10991099 1099=1099=       ×10?×10a ?=       0.000950.00095…

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Q: A marble ball is placed on a scale and is found to have a mass of 32.2 g. If the radius of the…

A: Given: Mass of the marble ball (m) = 32.2 g, radius of the marble ball (r) = 1.2 cm, π = 3.14…

Q: Convert 7.54×10^-8m to nanometers. Use only the metric system

A: Metric system : A unit system that is used to measure the physical quantity of a certain…

Q: 56. Round the number on the left to the number of significant figures indicated by the example in…

A: Significant figures of a number are those which are absolutely necessary to explain the numbers…

Q: Convert 6.4 x 10^-28 j-s/ kg to erg- min /lb. Note that “j” means “ joule” - it is one of the units…

A: 6.4*10-28 j-s/Kg to erg-min/lb Conversion required : 1 J = 107 ergs 60 sec = 1 min => 1 sec =…

Q: A chemistry student needs 40.0 g of butanoic acid for an experiment. She has available 1.0 kg of a…

A: Mass of butanoic acid needed = 40.0 g6.37% w/w butanoic acid solutionThis means that 63.7 g of…

Q: Carry out the given conversions from one metric unit of length to another. 88.3 x10¬ -96 88.3 Mm kn…

A: Convert 88.3Mm to Km ?

Q: -4.0 x 10* A student sets up the following equation to convert a measurement. (The ? stands for a…

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Q: What decimal power does the abbreviation pico represent? O 1 x 106 O 1 × 10⁹ O 1x 10-1 O 1 x 10-12 O…

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Q: Convert the following values into the required units. Report answers in correct number of…

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Q: Convert the following measurement. -8 mol 8.6 × 10 g.cm = 0 mol 2 kg m

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

Q: Convert the

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Q: To how many significant figures should each answer be rounded?   equation A: (6.626× 10−34…

A: Equation A: (6.626× 10−34 J⋅s)(2.9979× 108 m/s)/(4.610×10−7 m)=4.308912234273×10−19 J Equation B:…

Q: 44. Convert 355 kJ to mJ. Express your answer using 3 significant figures. 355 kJ = Answer mJ

A: According to the metric system, the following conversion is obtained: 1 kJ (kilojoules) = 106 mJ…

Q: A new temperature scale has been invented called the °GS. If the temperature is -105 °C, calculate…

A: Formula for calculation: C = 3.1/(16.8 - GS) Given that: Temperature in degrees C = -105

Q: Convert 9.71 x 10-³ m to the equivalent length in nanometers. 9.71 × 10-3 m = nn

A: Unit conversion involves multiplication or division of numerical factors,  result should be obtained…

Q: A chemistry student needs 90.0 g of carbon tetrachloride for an experiment. By consulting the CRC…

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Q: Convert 8.49 x 10-3 m to the equivalent length in nanometers. 8.49 × 10-3 m = nm

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

A: The conversion of units into one form or the other by mathematical operations is called as unit…

Q: GenAlex Medical, a leading manufacturer of medical laboratory equipment, is designing a new…

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Q: 0,0056542  write in scientific notation to two significant figures

A: The number given is 0.0056542.

Q: Convert 6.95 x 102 mg to pounds using 1 lb = 453.6 g as a conversion factor

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Q: Calculate the following to the correct number of significant figures: Antilog(7.28) = 1.90 x 107 1.…

A: Given -->  Antilog(7.28)  When we solve for the value present in the antilog we will find that…

Q: Perform the given calculation. You must round correctly and report the answer with the proper number…

A: The solution should have the same number of decimal places as the limiting term when adding or…

Q: Convert the following measurement. mol mol - 6 5.67 x 10 2 g•cm kg•m

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Q: 1 Measurements have shown that the concentration of salt in seawater is 35.5 g.L-¹. Calculate the…

A: The objective of this question is to calculate the volume of seawater that needs to be evaporated to…

Q: Each of these numbers is written in exponential form, but not in proper scientific notation. Write…

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

A: In chemistry g/mL or g/L is readily used so in order to convert one to other we have to used the…

Q: Complete the table below. dL = Mg = 200 cs = 8 km = X 7 L 8 000 000 g Ś S B

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Q: Using rules for significant figures in calculations, divide 0.39 by the number 5.12. Choose the…

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Q: scientific notation

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Q: 1. Given that 1 kilomoeter (km) = 0.6214 miles; calculate the following:       How many miles is 10…

A: 1 kilomoeter (km) = 0.6214 miles  as 0.6214 miles = 1 km  multiply both side by 10  so , 6.214 miles…

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

A: In this type of question we need to identify the relationship between the two units and thereafter…

Q: Which measurement below has the fewest significant figures? 9.4200 x 105 g 6900 g 3.0900 x 10-² g…

A: Determine the number of significant figures in each:

Q: ||| = e MEASUREMENT AND MATTER Setting up a unit conversion A student sets up the following equation…

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

A: It is a concept of conversion factor.  Here we are required to find the conversion factor as well as…

Q: Calculate and give the correct number of significant figures: (4.5 × 10-14) × (5.2 × 103) = (6.1 ×…

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Q: Convert the following measurement. 2 2 6 g'cm kg m 1.6 x 10° 2

A: The conversion given is,

Q: Heat lost, in units of Calories, drinking 1.000 Liter of ice cold water. Use Average Human Body as…

A: When 1.000 L of ice-cold water (0oC) enters in body, the temperature of the water increases, and…