Q: Kmax = (6.63x1034 J.s) (7.09x10¹4 s¹)-(2.17x10 J) h. y = 2.25×108 m/s 3.00×108 m/s 1.

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Q: The average time it takes for a molecule to diffuse a distance of x cm is given byt= where f is the…

A: Given: The average time for diffusion is related to the distance x as, => t = x22D Where x =…

Q: Object A floats in fresh water with 45% of its volume under water. What is the density of the Object…

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Q: How many milliosmoles (mOsm) are there in 0.710 Osm? How many square centimeters (cm2) are there in…

A: Since you have asked multiple questions, we will solve the first two questions for you. If you want…

Q: The Bay of Fundy in Nova Scotia, Canada is reported to have the largest tides in the world with high…

A: Number of minutes in one hour = 60 minutes Number of seconds in one minute = 60 seconds Number of…

Q: A chemist must prepare 450. mL of 1.00 M aqueous barium chloride (BaCl,) working solution. She'll do…

A: Molarity of stock BaCl2 solution(M1) = 1.27 M  Molarity of final BaCl2(M2) = 1.00 M V2 = 450. mL

Q: When 10.0g of marble chips (calcium carbonate) is treated with 50.0mL of hydrochloric acid density…

A: Given that: Mass of calcium carbonate CaCO3 (marble chip) = 10.0 g Volume of HCl = 50.0 mL = 0.05 L…

Q: 3. How long will it take (in hours) to empty a pond that contains 500.0 gallons of water with a pump…

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Q: The average time it takes for a molecule to diffuse a distance of x cm is given by t= 2D where f is…

A: To calculate the time for a glucose molecule to diffuse 20.5 μm.

Q: What conversion factor is appropriate to convert 862 mm Hg to in Hg (inches of mercury)?

A: Conversion of mm Hg to in Hg

Q: The density of air is 1.29 grams/L. What is the weight, in kilograms, of a cubic meter (1.00m^3) of…

A: Given,Density of air = 1.29grams/Liter.

Q: Calculate the volume of 125 g of the following liquids: a. Sea water (d = 1.03 g/mL) b. Methyl…

A: Given that, density of sea water= 1.03g/mL            density of methyl alcohol=0.792g/mL…

Q: Aqueous hydrochloric acid (HCI) will react with solid sodium hydroxide (NaOH) to produce aqueous…

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Q: The fuel consumption of a car is 1.8 gallons per 100 mile. Ifthe cost of fuel per liter is $16.7,…

A: Given data and conversions, 1.8 gallons = 6.813 Liters So, 1 Liter fuel is = $16.7 6.813 Liters *…

Q: A new linear temperature scale, degrees Zunzol (∘Z∘Z), is based on the freezing point and boiling…

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Q: A graduated cylinder weighs 28.66 grams when empty and 35.27 grams when filled with water at 4oC.…

A: Solution -

Q: 54.22 miles in 1.284hours is what speed in ft/min? Using sigfigs

A: Given that:  Distance = 54.22 miles  Time = 1.284 hours Formula of speed = distance/time

Q: The density of whole human blood in a healthy individualis 1.04 g/mL. Given that the density of…

A: Given data contains, Density of whole human blood is 1.04 g/mL. Density of water is 0.993 g/mL.

Q: A density bottle test on a sample of dry soil gave the following results: Mass of 50ml density…

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Q: A cube of osmium metal 1.500 cm on a side has a mass of 76.31 g at 25 ∘C What is its density in…

A: Formula to be used: Density = mass/volume Volume of a cube = (length of side)3 Given that: Mas of…

Q: An irregularly shaped rock weighs 268.42 kg. It is placed in a cylinder that has 50.6 L of water.…

A: Given, Note: 1 Kg = 1000 g Mass of rock = 268.42 kg = 268.42 × 1000 g = 268420 grams Initially,…

Q: A gas company charges $1.30 for 15.0 ft³ of natural gas. What is the cost in $ per L?

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Q: The mass of a beaker is 5.333 g. After 5.00 mL of a concentated hydrochloric acid solution is pipet…

A: Density is physical quantity that can be determined with the help of mass and volume of the given…

Q: How to properly use significant figures in this case? Ccal = (-ΔHrxn x nLR)/ΔT Ccal = (-55.85…

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Q: the

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Q: The level of water in a rectangular swimming pool needs to be lowered 7.00 inches. If the pool is…

A: Given:- length= 44.5 feet               Width= 15.5 feet As swimming pool is lowered by 7 inches:-…

Q: A hospital patient has an oral temperture of 40.5 degrees celcius and weighs 155 pounds. He is to…

A: Given, Mass of patient = 155pounds Dosage = 1.50mg of drug/kg body mass Concentration of drug = 25mg…

Q: The mass of a glass beaker is known to be 24.4 gg. Approximately 5 mLmL of water are added, and the…

A: Given, mass of a glass beaker = 24.4 g

Q: A solid sample weighing 12.10 g occupies a volume of 0.0150 L. Will the solid float or sink in…

A: Density of the substance is equal to the ratio of mass to the volume. Substance having low density…

Q: Gold is alloyed with other metals to increase its hardness in making jewelry. You have a piece of…

A: Given - Density of gold - 19.3 g/cm³ Density of silver -10.5 g/cm³ Volume of jewelry - 1.25 cm³ Mass…

Q: A particular beer is 6.50 % ethanol by volume (C₂H₆O). If a single bottle of beer contain 750.0 mL…

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Q: The specific gravity of a patient’s urine sample was measured to be 1.008. Given that the density of…

A: Given: The specific gravity of urine= 1.008 The density of water= 1.000 g/mL To find: The density of…

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

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Q: An aqueous solution containing 30wt% sulfuric acid has a specific gravity (SG) of 1.2185. A quantity…

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Q: A box with a volume (V=0.05 m3) lies at the bottom of a lake whose water has a density of (1*103…

A: Introduction: There are two types of forces acting on the object in the opposite direction, (a)…

Q: 3) A technique once used by geologists to measure the density of a mineral is to mix two dense…

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Q: 7. A submarine cruises through the water at a speed of 26.4 nautical miles per hour. If there are…

A: Question-7 Given data speed of submarine =26.4 nautical mileshr and  1.15 regular miles=1 nautical…

Q: Measurements: Density of a Sa line Solution Data: Record all data with correct units and significant…

A: The percentage yield of a product in a reaction is the percentage of that product obtained compared…

Q: Gold is alloyed with other metals to increase its hardness in making jewelry. You have a piece of…

A: Given - Density of gold - 19.3 g/cm³ Density of silver -10.5 g/cm³ Volume of jewelry - 1.25 cm³ Mass…

Q: A hollow square metal tube has a measurement of 1.74 in for each side and a weight of 55.79 g. The…

A: A hollow square metal tube has a measurement of 1.74 in for each side and a weight of 55.79 g. The…

Q: Convert 34.4 psi (ib/in squared ) to g/cm squared. Report to the nearest whole number (1 pound…

A: Given: Value in psi = 34.4 psi or 34.4 lb/in2

Q: The mass of an empty 10ml graduated cylinder is 8.6g. What is the mass of a graduated cylinder with…

A: The given data is: Mass of an empty 10 mL graduated cylinder is 8.6 g Volume of water = 10 mL…

Q: Suppose an astronaut has landed on Mars. Fully equipped, the astronaut has a mass of 132 kg, and…

A: The weight of a system is given by mg, where m is the mass of the system and g is the g is…

Q: 25ml of methanol (d=0.792 g/cm3) is mixed with 150ml of water (d=1 g/cm3). What is the volume…

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Q: An irregularly shaped rock weighs 268.42 kg. It is placed in a cylinder that had 50.6 L of water.…

A:

Q: a homeowner no longer desires to have a pool in their backyard. given that the volume of the pool is…

A: Given, Volume  = 52.5 ft3 Density = 1.89 g/cm3 mass = ? kg

Q: Gold is alloyed with other metals to increase its hardness in making jewelry. You have a piece of…

A: Given datas –  A piece of gold jewelry weights 21.5 g and has a volume of 1.25 cm3. Density of gold…