A ALEKS-Xzavian Patrick - Learn X ← CO ||| An astronomer measures the dis: X + www-awa.aleks.com/alekscgi/x/lsl.exe/10_u-IgNslkr7j8P3jH-IBcn9hvCfbYq fi3Zsn8H20W_5PTMi0acVC-UOJOsKqSPLHNMJMLDCRV1IDP61SKm6y... MEASUREMENT AND MATTER Interconversion of prefixed and base SI units Gm An astronomer measures the distance from Earth to a newly-discovered asteroid. The distance is 8.671 x 10¹0 m. What is the distance in gigameters? Write your answer as a decimal. 0.2 X 3/5 3

Q: Perform the math operation and round the answer to the appropriate number of significant figures 0.2…

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Q: The correct number of significant figures in the number 9.080x10^-4

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Q: A marble weighs 4951 µg. How much does it weigh in grams? Please round your answer to the 5…

A: Consider the given information is as follows: Weight of the marble = 4951 µg Weight of marble in…

Q: If I have a measurement of a diameter using a ruler with increments in mm: 1.70cm diameter then…

A: For multiplication and division: The least of significant figures in any number of the question…

Q: How many significant figures are in this number? 0.70050 g

A: • Significant figures are meaningful digits which are known with certainty.  • There are certain…

Q: Perform the calculation, rounding your answer to the proper number of significant figures. 0.120 g+…

A: During addition or subtraction, the answer should contain the same number of decimal places as the…

Q: Write this number in decimal (aka standard) form: The distance from Earth to Sun is 1.5 x 109 km

A: The distance from earth to sun is : 1.5×10 9 kmWe need to write this value into decimal form.

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

A: We have to convert the unit from g/cm3 to g/m3.

Q: We have got a number: 1,001.46 What is the 3 significant figures?

A: The number provided in the form of digits is established using significant figures. The numbers…

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: Carry out the given conversions from one metric unit of length to another. 88.3 Mm = km 5.71 nm = mm…

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Q: Determine the volume of a cube that has a length, a width and a height equal to 2.30 cm, 1.80 cm and…

A: It is given that:Length = 2.30 cmWidth = 1.80 cmHeight = 2.20 cm

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: A chemistry student needs 55.0 mL of methyl acetate for an experiment. By consulting the CRC…

A: Density of methyl acetate = 0.934 g.cm-3Note: 1 mL = 1 cm3Volume of methyl acetate = 55.0 mL = 55.0…

Q: Convert 0.0440 km to meters. The answer must have the correct number of significant digits 44.0 x…

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Q: A pharmacy technician measures the mass of a pill. The mass of one pill is  208   mg . What is the…

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Q: A student is trying to determine how fast their car drives around a track. If they want to graph the…

A: The rate of change of position of a body is called as velocity. The magnitude of velocity is defined…

Q: A student reported the density for ten glass beads as d = 2.507 g / 1.22 mL = 2.054918033 g/mL…

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Q: what is the distance traveled in meters of a car traveling at 3.0 x 101 km/hr after 3.0 x 101…

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Q: hardware salesman measures the mass of a box containing  1000  washers.  The mass is  0.7222   kg…

A: We know from the unit conversion in chemistry, to measure small amount we generally used mg,…

Q: How many significant figures are in the number 9.540x107?

A: The given number is = 9.540×10-7

Q: A chemistry student needs 80.0 mL of methyl acetate for an experiment. By consulting the CRC…

A: To calculate the mass of methyl acetate needed, we can use the…

Q: Earth's oceans contan 3.5 x 108 mi³ of water and cover an area of 1.40 × 108 mi². ▼ Part A What is…

A: Given -> Volume of water contained by earth's ocean = 3.5 × 108 mi3 Area covered by ocean= 1.40 ×…

Q: A chemistry student needs 30.0 g of acetone for an experiment. By consulting the CRC Handbook of…

A: mass of acetone =30.0 gdensity of acetone=0.790 g cm-3We need to calculate the volume of acetone…

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: Calculate the following mathematical expression with the correct number of significant figures:…

A: We have to calculate here the given mathematical expression with the correct no. Of significant…

Q: In the lab, a student measures a teaspoon of an unknown liquid. The teaspoon of liquid has a mass of…

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

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Q: Round each number to two significant figures. 233.356: 0.002353: 1.005: x10 TOOLS

A: Significant figures of a number in positional notation are digits in the number that are reliable…

Q: A chemist needs to know the mass of a sample of MgCl, to 2 significant digits. He puts the sample on…

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Q: perform the following calculation, reporting your answer to the correct number of significant…

A: Significant figures of a number are  necessary to indicate the quantity of something. It is also…

Q: A copper wire is 48.79 cm long and weighs 1.147 g. The density of copper is 8.933 g/cm3. What is the…

A: First using given density and mass, the volume of the copper wire is calculated.

Q: A computer monitor has a width of 15:26 inches and a height of 11.45 inches. What is the area of the…

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Q: a spherical metal ball has a mass of 4.714g and a diameter of 8.82mm what is the density of the…

A: The density of a substance is defined as the measure of mass per unit volume. It is expressed as…

Q: A small cube measures 12.8 mm on a side and weighs 6.23 grams. What is the density of the cube in…

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Q: 0.0590×8.10510-2 1.8x10-3

A: The number of significant figures in the product of the calculation is the minimum number of…

Q: If you are walking at a speed of 2.5 miles an hour how fast are you moving in kilometers a min.…

A: The speed in kilometers (km) per minutes, it is to be determined. Given: speed = 2.5 miles/hr 1 mile…

Q: How many number of significant figures are in the measurement 3.88 x 10-3 dm?

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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: A medical technician measures the length of a tropical parasite insect. The length is 146 mm. What…

A: In this question we need to convert the given measurement of length from millimeters to centimeters.

Q: A brick of metal has these dimensions:  4.45 in  x 4.08 in x 7.23 in.  It has mass 16.1 kg.  What is…

A: Given: Dimensions of brick = 4.45 in × 4.08 in × 7.23 in And mass of brick = 16.1 Kg = 16100 g…

Q: A pharmacy technician measures the mass of a pill. The mass of one pill is 960 mg. What is the mass…

A: According to the question, The mass of the 1 pill = 960 mg The number of pills = 100 Find- The mass…

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.