Part A 3.10 cm x 0.9 cm Express your answer to one significant figure and include the appropriate units. o Value Units ? Submit Previous Answers Request Answer × Incorrect; Try Again; 17 attempts remaining

Q: The density of a metal is 2.42 g/cm3. How many pounds are in 84.87 in of the metal?

A: Mass per unit volume is known as density. It SI unit Kg/ m3

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

A: 1 mili-unit = 10-3 unit1 unit = 10-6 Mega-unit Thus, we have:1 mili-unit = 10-9 Mega-unit

Q: how many significant figures would my answer have if i devide 94.997grams/10mL?

A: Significant figures- Uncertainty in measured value leads to uncertainty in calculated results.…

Q: A chemistry student needs 10.0 g of ethanolamine for an experiment. By consulting the CRC Handbook…

A: Density is defined as the mass divided by the volume => density = mass / volume

Q: 1) Volume of liquid Liquid 1 Liquid 2 Type of liquid Water unknown liquid Volume (mL) 10.0 mL 10.0…

A: The mass and volume of liquid data given are,

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: Find the common log and natural log values of the following numbers. (Enter your answers for A to E…

A: Common log of a number x is represented by logx and natural logarithm is represented by lnx.

Q: 2. Calculate the circumference (C) of the watch glass in units of cm. (C= 2лr). Convert the value to…

A: Here given that diameter of watch glass is 10.2 cm We have to calculate circumference .

Q: Determine the answer to 14.3 / 0.00920 using the correct number of significant figures.

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

Q: Rewrite this number in nonscientific notation, to the correct number of significant figures. 5.15 x…

A: The nonscientific notation of the above number is given below

Q: Write the following measurements, without scientific notation, using the appropriate SI prefix.…

A: If the given number contains an exponent with a negative value, then the number of 0 will be one…

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

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Q: What is the standard practice for significant digits when recording test data? Why are significant…

A: 1. Most standards for science and technology, led by ASTM E29, use the “five-even” rule. Under this…

Q: 1. Evaluate the following and give the answer in the correct number of significant figures. d. Q = 1…

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Q: For each of the mathematical expressions shown below, determine the answer and enter your response…

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Q: 3) perform the following calculations and round each to the correct number of significant figures.…

A: A- 410.777----->410.8 B-1.002095558------>1.0021

Q: The density of a metal is 8.67 g/cm³. How many pounds are in 298.86 in3 of the metal? (You can use…

A: Given  Density of metal = 8.67 gram/cm3 Volume = 298.86 inch3 Mass in pounds = ?

Q: 101²2 m = Enter the full name of the unit. Submit X Incorrect; Try Again; 3 attempts remaining The…

A: The some important prefix units which we need to remember are :10-1 = deci10-2 = centi 10-3 =…

Q: Part D 805 yd to km Express your answer using three significant figures. L3 = %3D

A:

Q: Counting significant digits when measurements are multiplied o... Multiply or divide the following…

A: Rules for determining the number of significant figures in an answer : The result of an addition or…

Q: A scientific theory is a tentative explanation for an observation.   Question 1 options:   True…

A: Significant numbers rule -  During addition or subtraction, the answer is rounded to least number of…

Q: Part A pH 9.0 Express your answer using one significant figure. (H3O*] = M Submit Request Answer…

A: The pH of a solution measures the hydrogen ion concentration on the negative logarithm scale. It can…

Q: Perform the following calculations and be sure to report your answer using correct number of…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

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Q: 3. Solve the following. Express the appropriate number of significant figures. Show your solutions.…

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Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

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Q: g 78.08 x 39. mL = mL g 2.09- -x 0.225 mL = g mL 283.41 g 0.37 ml = 0 m² 0

A: Rule of significant figures for multiplication/division : The answer will have same number of…

Q: Which area is greater than 100 ft?? (yes, that means converting all of them to feet in order to know…

A: Since you have posted multiple question, we are entitled to answer the first only.

Q: A sample of liquid has a mass of 32.9465 g and a volume of 31.43 mL. Determine the density of the…

A: Mass of sample = 32.9465 g  Volume of sample = 31.43 ml  Density of sample = ?

Q: Decide whether each proposed addition or subtraction of measurements is passible. If it is possible,…

A: To do addition or subtraction, the unit of each number should be the same or the units must be…

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

A: The significant figures of a given number are those significant digits, which express the meaning…

Q: Give correct detailed Solution..show work..don't give Handwritten answer..don't use Ai for answering…

A: mass = 3.8E4 gExplanation:Given values:Density (ρ) = 19.3 g/cm³ (3 significant figures)Length (l) =…

Q: E MEASUREMENT Counting significant digits when measurements are multiplied o... Multiply or divide…

A: -> In addition and subtraction answer contains least number of decimal places.-> In…

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

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

Q: Calculate 5.1234 + 0.033 ÷ 1.650 and report to the correct number of significant figures.   a.…

A: 5.1234  has 5 significant digits. 0.033 has 2 significant digits.…

Q: Convert 3 x 103 cm into ft , express the answer in scientific notation. 2.54 cm = 1 inch., 12…

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Q: Subtraction - express all answers in the correct significant figures - be sure to include units…

A: Significant Figures -  They indicate the reliability of a number that tells us how many digits are…

Q: 5. Perform the following unit conversions. Show the setups for each conversion (cancel units). Give…

A: The objective of this question is to convert the given quantities from one unit to another. The…

Q: 10) Solve each problem and report your answer to correct significant figure and units. Remember that…

A: 244.15 kg 18.36 ml 152.5 cm 0.4049 g/cm3 11.5 lb.ft/gal 3.488 × 106 mg/cm3 1.761 × 102 nm 1.987 ×…

Q: Convert 70.2 miles/hour to m/s

A: In unit conversion one unit is changed to another unit by multiplicative conversion factor .

Q: Perform the following calculation and input the answer expressed to the correct number of…

A: The significant figure rule for the division and multiplication is that the final number should…

Q: The density of a metal is 8.67 g/cm. How many pounds are in 298.86 in of the metal? (You can use the…

A: