How much would a gold ring be worth if it has a mass of 5.190 g and gold is currently being sold at $1,069.50/oz? There are 454 g in 1 lb., and 16 oz. in 1 Ib. Report your answer with two decimal places. Your Answer: Answer

Q: After the storm in February, New York City saw a total of 26 inches of snow, making 2021 the 8th…

A: Given: 1 gal. = 3.78541 liters (L) The value Kf of water is1.86 °C/m. Density of water is 0.997 g/mL…

Q: A collection of coins contains 11 nickels, 5 quarters, and7 dimes. What is the percentage of dimes…

A: The formula percentage of specific content in a collection is the ratio of content to the total…

Q: A cubit is a measurement of distance from the ancient near east which is equivalent to about 1.5…

A: 1 cubit = 1.5 feet and  1 meter = 3.28 feet Calculations are done in the following step.

Q: Calculate the dosage in milligrams per kilogram body weight for a 150 lblb adult who takes two…

A: The dosage in milligrams per kilogram body weight for a 150 lb adult is to be calculated who takes…

Q: When completely filled with water, the beaker and its contents have a total mass of 326.55 g. What…

A: Mass, density and volume of a substance is inter-related by the following formula Mass = Density ×…

Q: A dessert contains 141.45 g of vanilla ice cream, 83 g of fudge sauce, and 39.1 g of nuts. What is…

A: A dessert contains,141.45 g vanilla ice cream83 g fudge39.1 g nutsTotal mass of dessert = 141.45 +…

Q: A 38.6 kg marble slab is shown above what is its density give your answer to the nearest tenth _…

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Q: S.I Prefix Multipliers. This table will not be on any future quizzes or exams. (learn these…

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Q: 5. Perform the following calculations using your calculator: a. (3.21 x 104) (6.59 x 103) = 6.24…

A: a. 3.21×104 ×(6.59×103)     =211539×103 b. 6.24×103/1.95×104     = 0.32

Q: A pediatric patient needs to receive heparin following surgery. The physician's orders 28 heparin…

A: Given, requirement of heparin = 28 heparin units kg × hr            concentration of heparin…

Q: mol stock solution of zinc nitrate in L A chemist makes 580. mL of zinc nitrate (Zn(NO,).) working…

A: The method through which the specified stock solution's strength gets lowered is termed as…

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: n chemistry student weighs out 0.0308 g of acrylic acid (HCH,CHCO,) into a 250. ml, volumetric flask…

A: Given-> Weight of acrylic acid = 0.0308 gm Volume of acrylic acid solution = 250 ml molarity of…

Q: if an 8.4 oz (250 mL) energy drink has a total of 28 grams of carbohydrates (27 grams of sugar)…

A: An 8.4 oz  energy drink has a total of 27 grams of sugar determine the amount of sugars available in…

Q: A substance is in the form of a 4.5 cm long cylinder with a diameter of 2.1 cm and a mass of 3.7 g.…

A: The term density can be defined as the measurement which can be used to compare the amount of the…

Q: Charlotte is driving at 68.1 mi/h and receives a text message. She looks down at her phone and takes…

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Q: mol stock solution of A chemist makes 0.670 L of mercury(1) chloride (Hg, Cl,) working solution by…

A: FOR DILUTION M1V1= M2V2 M1 = Initial molarity of solution, V1 = Initial volume of solution, M2=…

Q: A thermometer is taken from an inside room to the outside, where the air temperature is 10° F. After…

A: The answer will be 69.46°F (rounding the answer to two decimal places)

Q: Two students, each made four measurements of the mass of an object. Their results are shown in the…

A: Accuracy : this represent the result how closely to standard Value. Precision : This represent the…

Q: 6.9 g H2O Express your answer using two significant figures. ΑΣΦ ? Ni = Submit Previous Answers…

A: Moles: It is one of the fundamental unit that is used to define amount of substance. It can be…

Q: The Empire State building in New York City is approximately 1250 ft tall. How many U.S. half dollars…

A: Given,One half dollar is 2.15mmEmpire state building is 1250ft tall

Q: What is the % mass of oxygen in carbon monoxide?  Report your answer to 1 decimal places

A: Mass of a element of compound is the ratio of mass of element to the total mass mass of compound

Q: A 15.630 gg milk chocolate bar is found to contain 9.815 g of sugar. What will be the amount of…

A: Given : Mass of sugar = 9.815 g And mass of bar = 15.630 g The mass of reduced bar = 4.000 g

Q: 9. You are working in a specials manufacturing unit and you are preparing an order of Zinc and…

A: In the given question, weight of one cream tube = 27.5 g Total number of cream tubes to be packed =…

Q: 3 NO2 (g) + H20 (1) → 2 HNO3 (aq) + NO (g) Express your answer using one decimal place.

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Q: When you see this number: 0.00000123, how do we mathematically and scientifically see this:  a. it…

A: Significant figures refer to the number of digits that are involved in the determination of the…

Q: There are 12 eggs in a dozen. If a farmer's chickens produce an average of 464 dozen eggs in a…

A: Significant figure rules : five important significant figure rules are Non-zero digits are…

Q: A 48.0 mLmL sample of 4.3 %%(m/vm/v) NaOHNaOH is diluted with water so that the final volume is…

A: Mass of NaOH before dilution = Mass of NaOH after dilution %(m/v) = 100 x Mass of NaOH/Volume of…

Q: In 1995, 76 women were enrolled in chemistry at a certain high school while 165 men were enrolled.…

A: Given,  Number of women enrolled in chemistry = 76  Number of men enrolled in chemistry = 165  What…

Q: Pomegranate Juice Orange Juice White Grape Juice copyright 2010 www.sciencebob.com Which Juice is…

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Q: A graduated cylinder was filled with water to the 17.2 mL mark and weighed on a balance. Its mass…

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Q: What is the density in grams per cubic centimeter of a rectangular prism with mass of 5.789 grams,…

A: Mass of the rectangular prism, m =5.789 g Length, l=5.175 cm Width, w= 5.78 cm Height, h=7.5 cm…

Q: An empty volumetric flask weights 75.00 grams. After 13.00 mL of a liquid is added, the flask and…

A: The density is defined as the ratio of mass of a substance to that of volume of that substance at…

Q: Convert the number 0.000127 to scientific notation, then enter the answer using a power of 10.

A: To convert the given number in scientific notation  Given number : 0.000127

Q: A 38.6 kg marble slab is shown above. What is its density? Give your answer to the nearest tenth

A: Given: Length of marble = 23.0 cm height of marble = 17.0 cm width of marble = 4.00 cm Mass of…

Q: Volume of Water(mL)=100mL Initial temp of water (C)= 21 C degrees Mass of metal(g)=2.9grams Final…

A:

Q: Question attached

A: Density = Mass / Volume  Given  Density = 3.53 g/mL  Volume = 20.3 mL  Mass = Density * Volume

Q: vial of pure acetone has a mass of 2.07 grams. what volume (in cubic centimeters) will it occupy?…

A: Given that:  Mass of acetone = 2.07 g  We know, density of acetone = 0.784g/ml

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:

Q: There are 12 eggs in a dozen. If a farmer's chickens produce an average of 722 dozen eggs in a…

A: 1 dozen egg = 12 eggs There are 722 dozen eggs are produced in the one month.  Means , 1 month = 722…

Q: Hi. So I got a test question wrong. The question was: A bottle of cola purchased in Europe gave the…

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Q: ow many gigagrams are there in 5.66×108 milligrams? Your answer should not be in scientific…

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Q: The Gateway Arch in St. Louis, MO is approximately 630 ft tall. How many U.S. half dollars would be…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: What amperage is necessary to plate out 24.5 grams of aluminum onto an object in 12 hours and 35…

A: The quantitative relationship between the amount of electricity passed through a cell and the amount…

Q: Four research teams measured the density of a new alloy, and what each team wrote in its team…

A: Given the most accepted value measured from the most reliable measurement = 10.90 g/cm3. A…

Q: A solution containing an unknown chemical has a density of 5.71 kg/L, what is the mass (in pounds)…

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Q: A mixture that is 5.2x10-2 M in NaC,H3O2 and 5.4x10-2 M in Ba(C2 H302)2- Express your answer using…

A: Given, [NaC2H3O2]=5.2×10-2M[Ba(C2H3O2)2=5.4×10-2M

Q: What is the density in grams per millimeter of an object whose measured mass is 2.261 grams and…

A: Given : Mass of object = 2.261 g And volume of object = 1.336 mL

Q: A Chemistry 20 student uses a thermometer and a hot plate and measures the boiling point of ethyl…

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Q: In the UV assay of paracetamol you are required to weigh tablet powder "...containing 0.150 g of…

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Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.