If a city water supply has a limit of 250 ppm of nitrate ion, what is the maximum amount of nitrate ion, in grams, that may present in a 10,000-gallon reservoir?

Q: If the work required to stretch a spring 2 ft beyond its natural length is 12 ft-lb, how much work…

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Q: If the work required to stretch a spring 3 ft beyond its natural length is 6 ft-lb, how much work…

A: In this question, we find the work done by stretching the string 18 in beyond its natural length. By…

Q: 1200ml of IV fluid must be administered to the patient over an 8 hour period, if the calibration…

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Q: A hose has a radius of approximately 0.5 in. and a lengthof approximately 20 ft. By what factor does…

A: Assume radius of the hose be r and length be l. Given, r=0.5 inches and l=20 ft

Q: A standard elevator in a midrise building can hold a maximum weight of about 3 2/3 tons. Assuming an…

A: We first convert tons into pounds

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Q: Suppose an open box with a rectangular base is to be constructed from a rectangular piece of…

A: GivenRectangular piece of cardboard width (b)=18 inchesRectangular piece of cardboard length (l)=20…

Q: 3. What is the final volume if 27 mL of a solution with initial concentration of 0.325 M is diluted…

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Q: A tank contains 60 kg of salt and 1000 L of wa solution is mixed and drains from the tank at

A: Given: A tank contains 60 kg of salt and 1000 kg of water.

Q: If the work required to stretch a spring 5 feet beyond its natural length is 15 foot-pounds, how…

A: first, we need to find the spring constant  W=∫0a fxdx here we have W=15 and a=5 feet 15=∫05 fxdx…

Q: A force is applied to a particle, which moves in a straight line, in such a way that after each…

A: A geometric series is convergent if common ratio is less than 1. Sum of infinite geometric series is…

Q: Find the maximum volume of a cylindrical soda can such that the sum of its height and its…

A: we have to find the maximum volume of a cylindrical soda can such that the sum of its height and its…

Q: A tank with rectangular base and sides and open at the top, is to be constructed so that its depth…

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Q: The height of a cone is measured as 9.3 cm and the radius as 3.2 cm. Each measurement could be off…

A: Given: Let h and r be the height and radius of cone respectively. h=9.3 cmr=3.2 cm The maximum error…

Q: The most powerful light microscope provide only enough magnification to view objects larger than 200…

A: According to SI unit of conversion ;

Q: If the volume of a different sphere is increasing at a rate of 24 cubic inches per minutes and the…

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Q: A motorcycle traveling at a speed of 34.0 mi/h needs a minimum of 44.0 ft to stop. If the same…

A: Stopping distance is given by the formula d=kv2

Q: An automobile uses gasoline at a rate of 12 kilometres per litre and has a 65 litre tank. How far…

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Q: The factory director wants to increase the volume of coconut water sold per container. State whether…

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Q: 2. Find the dimensions of a rectangle with perimeter 100 m whose area is as large as possible? Find…

A: Here we have to find the dimensions of w rectangle with perimeter 100m whose area is as large as…

Q: If the volume of a cube is increasing at a rate of 24 in'/min and each edge is increasing at 2…

A: The volume of cube is given by V=a3 where a edge of cube. Given that volume of cube increasing at a…

Q: From a 50-cm-by-50-cm sheet of aluminum, square corners are cut out so that the sides can be folded…

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Q: A cube of wood measures 5 centimeters on a side and weighs 33 grams. Complete parts​ (a) and​ (b)…

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Q: If the work required to stretch a spring 3 ft beyond its natural length is 15 ft-lb, how much work…

A: Given that the work required to stretch a spring 3 ft beyond its natural length is 15 ft-lb.

Q: A block of wood is 2.5 feet long, 0.5 feet wide, and 0.25 feet tall. It weighs 16.5 pounds. To the…

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Q: If the work required to stretch a spring 3 ft beyond its natural length is 12 ft-lb, how much work…

A: Solution: the objective is to find the work needed to stretch it 9 in beyond its natural length

Q: A simple pendulum, consisting of a mass of 8.237 kg, is attached to the end of a 2.68 m length of…

A: To calculate the speed of the mass (in m/s) at the bottom of the swing. Given that: Mass = 8.237 kg…

Q: If the ocean is opening at a rate of 3 cm/year., how wide will the ocean be in 100 million years in…

A: If the ocean is opening at a rate of 3 cm/year, then we have to find how much wide will the ocean be…

Q: The measurement of a side of a square is found to be 5 centimeters, with a possible error of 0.09…

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Q: A country with one of the highest population densities is San Wan​, where approximately 34,000…

A: Population density is the number of people divided by the size of the area. Here, number of…

Q: 1. find the dimenstors of a maximum Lwithout a top of capacity, 108 sq. cm. box who de Sunface area

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Q: If the long edge of the rectangular block A is 17 times longer than the long edge of block B, and…

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Q: What mass of glucose would you need (in g) to have 0.8 mol, given that the molar mass of glucose is…

A: Number of moles = Mass in gram / Molar mass Given Number of moles = 0.8 mol Molar mass = 180 g / mol…

Q: ular settling tank are: Length 24, Width 6 m and depth 3 m. If 3 hours detention time for tank is…

A: Here the length of the rectangular settling tank L=24 m the breadth of the rectangular settling tank…

Q: an ice cube is shrinking uniformly at a rate of 8 cubic inches per hour. when the cube has a volume…

A: We are given the rate of change of volume of ice cube is shrinking uniformly at a rate of 8 cubic…

Q: A cylindrical vessel whose diameter and altitude are 26 cm and 500 cm respectively, is filled with…

A: Given  The diameter of cylindrical vessel  dc=26 cm. The altitude of cylindrical vessel is H=500…

Q: If the work required to stretch a spring 1 ft beyond its natural length is 12 ft-lb, how much work…

A: From  the given problem:   w=12 ft-lb   From the expression of work done:   w=∫xixfFxdx   From the…

Q: There is an order to infuse normal saline at 25 drops per minute and a tubing set that says there…

A: Given, Flow rate = 25 drops/min Drop Factor = 15 drops/ml Volume = 1 liter              = 1000 ml

Q: A technical machinist is asked to build a cubical steel tank that will hold 475 L of water.…

A: Given : Tank hold 475 L of water

Q: The volume of the closed cylindrical tank is 11.3 m³. If the total surface area is a minimum, what…

A: In this question, concept of volume and surface area of cylinder is used. Volume and Surface area of…

Q: A stream containing 80 grams per liter of a dye is pumped into a mixing tank with 400 liters of…

A: The answer is 32kg

Q: A process tank is being filled at a rate of 1200 GPM. If the tank is completely full, how much is…

A: In flow rate is 1200 GPM. Out flow rate is 320 GPM.

Q: The volume of a cube is reduced by how much if all sides are halved?

A: Volume is the space covered by the object or any geometric figure in a three dimensional space. It…

Q: If a cell’s volume is 120,000 µm3 and it contains pure water, what is the mass of the water?

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Q: If the work required to stretch a spring 3 ft beyond its natural length is 12 ft-lb, how much work…

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Q: If. the.work.required to stretch a spring 3 ft beyond its natural length is 9 ft-lb, how much work…

A: We have the relation,   Work = ∫abfdx Where f is the force and dx is the distance. According to…

Q: A hollow cylindrical metallic pipe is open at both ends and its external diameter is 12 cm. If the…

A: