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Bridge is built in shape of the parabolic arch. Bridge arch has the span of 200feet and maximum height of 25feet. Determine height of arch at 20 feet from its center.
The 0.500liters of air a typical diver inhales per breath and carries a 20.-L breathing tank having air at a pressure of 300.bar. The pressure increases by 1 bar for every 10.08 m as she dives deepe
Assume that you calculated the product PV of 1 mol of a dilute gas and found that PV=27.54L atm at 0.00C and 37.32L atm at 100C.
At 29.0°C the Helium is collected over water 1.00 atm total pressures. Determine the total volume of gas must be collected to get the .542 g of helium, at 25°C the vapor pressure of
For a perfect gas of molar mass M, Deduce the relation among the pressure and mass density. Confirm graphically, using the following data on diethyl ether at 25 degrees that perfect behavior is reac
When the O2(g) was dried water vapor removed, the gas has a volume of 1.93 L at 25°C and 785 torr. A 2.01 L sample of O2(g) was collected overwater at a total pressure of 785 torr and 25°C. Ex
Determine equation of parabola. vertex at (0, 0) AOS x axis containing point (2, 4). Determine equation of parabola and define two points that define latus rectum.
HCHO2 ( Formic acid), is generated by some ants and it is an organic compound and is released when they bite. Compute the ionization constant Ka of formic acid given that ionizes 4.2
On a new Jekyll temperature at 17 j and boils at 97j the scale water freezes. On another new temperature at 0 H and boils at 120H scale the Hyde scale, water freezes, Determine the boiling point on
The farmer in India takes out the loan for $2 for the chicken and should pay back $0.10/month for 10 years. Determine how much money wil he pay back in total (whole life of loan).
To find distance between them, surveyor locates point C on land such that angle CAB = 48.2°. He also measures CA as 310 ft and CB as 527 ft. Determine distance between A and B.
Graph f and verify that f is the one-to-one function. Determine f^-1 and add graph of f^-1 and line y=x to graph of f. Define the domain and range of f and domain and range of f^-1.
The radio transmission tower is 592ft tall. The guy wire is to be attached 6ft from top and is to make angle of 22 degrees with ground. How many feet ling must guy wire be?
Annual U.S. box office revenue in billions of dollars for the span of years beginning in 2002 can be modeles by function. In what year was box office revenue at highest in time span?
Rewrite function with the positive angle, and then graph resulting function. Determine amplitude, period, displacement of function.
Find probability that both freeways are congested? It turns out that 85 is congested.Find the probability that 280 is also congested?
The amount of waste company produces, W, in tons per week is approximated by W=3.75e^-.008t, where t is in weeks since Jan 1, 2005. Waste removal for company costs $15/ton.
The company evaluates total revenue, R, in dollars, received from sale of q items is R=ln(1+1000q^2). Compute and interpret marignal revenue if q=10.
What occurs at x= -3 in each function? Is there a hole, x-intercept or vertical asymptote? Y= (x-3)(x+3)/(x+3)(x-1) Y= (x-3)(x+3)^2/(x+3)(x-1) Y= (x-3)(x+3)/(x+3)^2(x-1) Y= (x-3)(x+3)/(x+3)
The weight of 800 pounds is suspended from two cables. One cable is 35 degrees and other is 50 degrees. Determine the tensions in the two cables?
You apply multiple forces at same point. Force in horizontal direction direction is 50 Newtons, and force in vertical direction is 100 Newtons. Determine resultant force in vector form? Determine i
In one dorm, 40 students are math majors, 5 have a double math/science major and 20 are science majors. Find number of students live in dorm?
Determine present value of the ordinary annuity of 60 payments of $5100 each made quarterly and earning interest at 8%/year compounded quarterly.
The large painting in style of Rubens is 3ft longer than it is wide. If wooden frame is 12 in wide, area of picture and frame is 208 ft2, determine the dimensions of the painting.
Use Heron's Law to determine area of triangle with sides a = 9, b = 12, c = 15. Utilize Law of Sines to solve for all possible triangles which satisfy given conditions a = 30, c = 40, A = 37 degree.