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If the same amount of energy were impaired to a ball the same size as a tennis ball, but of twice the mass, how height would it go in comparison to the tennis ball?
Assume that $808 is invested at 7.78% compounded continuously. How much is in account after seventeen years? Round the answer to the nearest cent.
An iron nail is pulled off a magnet. A positively charged particle moves in a circle at fixed distance from a negatively charged particle.
Determine the function which models revenue in terms of ticket price. (Let x be ticket price and R(x) be revenue.). Determine price which maximizes revenue from ticket sales.
An ideal solution which is having of 3.25 mol of toluene and 5.00 mold benzene is placed in a cylinder and piston assembly. At 298 k, the vapour pressure of the pure substances are P (benzene)= 96.4
Suppose that you are given a 0.500 M sodium acetate solution and a 0.700 M acetic acid solution. Calculate the volume of each solution needs to prepare 160mL of a buffer with pH 4.65.
Methane, CH4 has a much lower boiling temperature than does water (H2O). Explain why this is true in terms of the bonding between molecules in each of these two substances.
If she increases the price by x dollars, then price will be dollars, number of sales for the day will be necklaces, and her cost to make necklaces for day will be dollars.
Suppose that a solid iron asteroid which is having 4.00 km in diameter strikes the Earth near the middle of the Pacific Ocean at a speed of 5.00×104 km/hr.
Determine the numbers of grams of each of the following substances will dissolve in 100 ml of cold water? Consult your handbook. Ce (IO3)4,RaSO4, PB(NO3)2, (NH4)SeO4.
The open-topped box is made from the piece of cardboard which is 16 inches by 31 inches by cutting squares of equal size from each corner and bending up flaps. Determine the function which models vo
Calculate the actual area covered by a single CO molecule on the tungsten surface if you use the width of the CO molecule as the diameter of a CO molecule.
Determine the chemical potential difference when the intracellular[Na+] = 10 mM and extracellular [Na+] = 150mM at 37 degrees Celsius
At 25 degrees Celsius a 1- Liter flask is filled with the 1.30g of Argon. A sample of ethane vapor is added to the same flask until the whole pressure is 1.00atm. Determine the partial pressure of
What was the molarity of CaCl2 in the solution when 9-Bone was dissolved in hydrochloric acid, giving 45.0 mL of solution containing the calcium chloride, CaCl2 and to precipitate the calcium i
The rectangle has the area of 34 square meters. Write the quation for area if lengths of sides are x and y. Determine the function which models its perimeter P in terms of length x of one of its sides
Explain at what volume of a solution of ethylene glycol,C2H6O2, that is 57.2% ethylene glycol by mass contains 0.340 mol C2H6O2 and which is having the density of the solution1.072 g/mL.
In the atmosphere the hydroxyl radical (OH) is an important oxidizing agent. At 298 K the rate constant for the reaction of OH with benzene is 1.24 x 10-12cm3 molecule -1 s&
Suppose you have 75.0ml of a 2.50M solution of Na2CrO4 (aq) and you also have 125mL of a 1.92M solution of AgNO3 (aq). Determine the concentration of Ag+ when the two solutions are added together.
Explain what volume of 0.500 M CaCl2 solutions is required to prepare the 250 mL of solution that has a chloride concentration of 0.100 M?
By taking 10.0 mL of the unknown a student does a standard addition experiment, adding different volumes of the Fe(II) standard, adding the appropriate reagents and diluting to the mark in a 50.0mL
Calculate the maximum mass of CaO(s) in grams that could be prepared from 9.24 g of Ca(s) and 2.23 g of O2(g) when the Calcium reacts with oxygen to make calcium oxide, CaO.
Determine the numbers of gallons of water (d = 1.0g/mL) are required to fill the pool to an average depth of 4.5 ft?
Assume depreciation is exponential. Determine the formula for value of car at time t. Assume instead that depreciation is linear. Determine the formula for value of car at time t.
Calculate the theoretical yield of acetanilide in moles and grams, if 10 grams of aniline are allowed to react with excess acetic.