Density is a physical property of a molecule that's measured as mass per unit volume. (a) Given that density is usually expressed in the units of g/cm?, calculate the density of a cube of plastic that has a mass of 2.331 g and an edge length of 1.500 cm (volume of a cube is V=F). () Draw two liquids in a graduated cylinder on a separate sheet of paper. You won't submit the drawing as part

Q: How do I find the scientific notation of 82,000,000 s if the number of signtificant figures is 4?

A: The number given is 82,000,000 s And number of significant figures required in final answer is 4.

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A: Given,

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A:

Q: The diameter of a copper (Cu) atom is roughly 1.3 x 10-10 m. How many times can you divide evenly a…

A: Given :- Length of copper wire = 10 cm Diameter of wire = 1.3 × 10-10 m

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A: Answer :           Lenght of each oil molecule = 2.38 nm. Given :            Volume of oil = 0.10 mL…

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A: Here, height is given in two parts as above. Then the addition of two-part values as below…

Q: A). The density of osmium is reported by one source to be 22,610kg/m3. What is the density in g/cm3?…

A: A.) The density of osmium is reported by one source to be 22,610kg/m3. This is to be converted into…

Q: The average density of whole milk is 1.034g cm^-3. What is its density in lb gal^-1?

A: Conversion required is,

Q: The tablecloth on my dining room table is 2 m long, which is

A: The length of the table cloth is 2m long which we need to convert into cm and in

Q: The diameter of a red blood cell is about 3 × 10−4 in. What is its diameter in centimeters?

A: Red blood cell (RBC) is the component of blood. It helps in the transport of oxygen to the body…

Q: A copper refinery produces a copper ingot weighing 150 lb.If the copper is drawn into wire whose…

A: 150 lb= 150*0.45 kgs =67.5 kg= 67500grams density of copper=8.94g/cm3 Volume of copper present=…

Q: What is the mass of 18 cm cube of iron if the density of iron is 7.87 g/cm ^3?

A: Step : 1             What is the mass of 18 cm cube of iron if the density of iron is 7.87 g/cm 3?

Q: A material will float on the surface of a liquid if the material has a density less than that of the…

A:

Q: You want to determine the density of a compound but have only a tiny crystal, and it would be…

A: Given, volume of CHCl3 = 5.50 mL            density of CHCl3 = 1.492 g/mL            volume of CHBr3…

Q: 7. The speed limit on a road in Mexico is 90 km/hr. What is this speed equivalent to in miles per…

A:

Q: What is the minimum mass of ilmenite  FeTiO3 , a titanium ore, from which  50.0g  of pure titanium…

A: Mass of a substance and the number of moles of a substance are interconvertible, provided the molar…

Q: What is the density of lead (in g/cm3 ) if a rectangular bar measuring 0.500 cm in height, 1.55 cm…

A: Volume of the box = height x width x length = 0.500 cm x 1.55 cm x 25 cm = 19.375 cm3.

Q: The radius of a copper (Cu) atom is roughly 1.3x10−10 m. How many times can you divide evenly a…

A: The length of the two pieces of copper wire obtained after the final cut (which contain one copper…

Q: Is it faster to 1) adjust the liquid level to exactly hit a graduated cylinder measurement mark or,…

A: Accuracy is the measurement of the closeness of the value in comparison to its true value. Precision…

Q: What is the mass, in pounds, of 8.32 quarts of olive oil, which has a density of 3.45 kg/gal?

A: Given: Volume of olive oil = 8.32 quarts And density of olive oil = 3.45 Kg/gal. Since 1 gal = 4…

Q: If a large marshmallow has a volume of 3.00 in3in3 and density of 0.242 g/cm3g/cm3, how much would…

A: Given :-  density = 0.242 g/cm3  volume = 3.00 in3  To be calculated :-  mass (in grams)

Q: You have a 40-lb baggage limit for a transatlantic flight. When your baggage is put on the scale,…

A:

Q: What is the mass of a substance that has a densityof 11.6 g/cm3 and a volume of 35 cm?

A: All matter can be classified as solid, liquid and gases mainly. In these physical states of matter,…

Q: What is the minimum mass of ilmenite FeTiO3, a titanium ore, from which  105.g of pure titanium…

A: Given :- mass of Ti = 105 g To calculate :- mass of FeTiO3

Q: A material will float on the surface of a liquid if the material has a density less than that of the…

A: Given: Density of water = 1.0 g/mL Volume = 1.2 × 104 in3 Mass = 3.5lb

Q: In 1999, scientists discovered a new class of black holes with masses 100 to 10,000 times the but…

A: Density can be calculated by using its relation with mass, and volume.

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Q: Keeping track of units during conversions can get confusing. Therefore, a good strategy is to use…

A: We will use conversion factor to convert each term in question.

Q: The average radius of a molecule of lysozyme, an enzyme in tears, is 1430. pm. What is its radius in…

A: Length can be measured in different units such as meter, kilometer, picometer, centimeter, nanometer…

Q: Given that there are 220.0 yards in 1.000 furlong, 2.54 cm in 1.00 inches, and two weeks in a…

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Q: The radius of a copper (Cu) atom is roughly 1.3 × 10−10 m. How many times can you divide evenly a…

A: The radius is given as, 1.3 x 10-10 m. The diameter will be 2.6 x 10-10 m. Length of copper piece =…

Q: A sample of gold foil is 9.5cm by 12cm. If the mass of the foil is measured to be 10.56g and the…

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Q: . You are an athlete weighing 78 kg. If you are required to lose 9 kg, what would your final weight…

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Q: The world record for the hundred meter dash is 9.58 s. What is the corresponding average speed in…

A:

Q: A copper refinery produces a copper ingot weighing 150 lb.If the copper is drawn into wire whose…

A: Given that, Weight of copper ingot=150 lb=67.5 kg (since 1 lb=0.45 kg) 67.5 kg=67500 g (since 1…

Q: 4. Given the density of Au is 19.3 g/cm3, determine the mass of gold in an ingot having a volume of…

A: See the solution given below of question 4 (There are multiple questions: Since you have posted…

Q: A room has a width of 14.1 feet, a length of 15.5 feet, and a ceiling height of 12.0 ft. If the…

A:

Q: A. A typical cheese contains 30.17% water, 31.23% protein, 34.39% fat by mass and the rest made up…

A: We have to predict the mineral water content, volume occupied.

Q: The speed of light is (2.998e8m/s) How far does light travel in 9.0μs? Set the math up. But don't do…

A: Given,Speed of light = 2.998 × 108 m/sTime = 9.0 μsFirstly, let us convert 9.0 μs to s using…

Q: A student determined in a set of four experiments that the density of magnesium metal was 1.66…

A: The data is given as follows: 1.66 g/mL, 1.65 g/mL, 1.67 g/mL, and 1.67 g/mL Accepted value for…

Q: Suppose that an in-ground swimming pool has a length and width of 22.0 ft and 39.5 ft, respectively,…

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Q: Given that the density of water is approximately 1.0 g/ml. Will a block of material having a volume…

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Q: The radius of a copper (Cu) atom is roughly 1.3 ×10−10 m. How many times can you divide evenly a…

A: The length of the two pieces of copper wire obtained after the final cut (which contain one copper…

Q: B. Perform the following calculations, and give the correct number of significant figures in the…

A:

Q: The speed of light in a vacuum is 3.00 x 108 m/s. What is the speed of light in kilometers per hour…

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Q: In determining the density of a rectangular wooden block, use the information in the table below and…

A: Concept introduction: Density of the substance is equal to the ratio of mass to volume. Formula:…

Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.