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Determine the function which gives amount of bacteria in grams after t days. (Use variable a to represent initial amount.)
The parallelogram has two sides of length 6, two sides of length 11, and two angles of 44 degrees. Determine angle between shorter diagonal of paralelogram and the side with length 6.
Utilize formula to fill in missing values of k (convert to % per year), relative exponential rate of growth between each pair of years.
Sketch the line connecting points (-1,f(-1)) and (0,f(0)). Determine the slope of the secant line? Compute the slope called?
Determine the number of grams of solution and how many grams of H2SO4 are in 1.00L of concentrated acid? Describe the molarity of concentrated H2SO4?
The density of 40.00%urea solution is 1.1083 g/mL at some other temperature. Determine the molality and molarity of the solution at this temperature.
At a temperature of 15°C a bicycle tire is filled with air to a pressure of 70 Psi. Riding the bike on blacktop on a hot day enhances the temperature of the tire to 58°C.
Graph of y=log0.5x is plotted. by inspecting graph and noting properties of log0.5x, explain some of differences of logarithms to the base less than 1 from those to base greater than 1.
A student collected hydrogen gas by displacing water at 26.0 Celsius in a buret. To equalize the pressure the buret could not be submerged deep enough in a water bath.
Calculate the half-life of a compound if 75 percent of a given sample of the compound decomposes in 60 minutes?
Determine the mass of a piece of magnesium which formed the 29.1ml of hydrogen gas which is collected over the water at pressure of 749 torr and at 22.5 Celsius when dissolved in excess hydrochloric
Creae the table of values comprising atleast 4 ordered pairs and then draw graph of the function f(x)=2^x. Define domain and range of f.
Determine the value of c, the distance among two successive planes in the HCP lattice (two "A" planes in the ABABA... sequence of close packed planes). Explain that c/a (where a is the distance amo
What is the ratio of the prorogated to the deprotonated form of the acid? Determine the ratio when an acid with a pKa of 8.0 is present in a solution with a pHof 6.0.
Calculate the density of the heated air in the balloon if a small hot-air balloon is filled with 1.01 x 10^6 L of air (d=1.20 g/L) and as air in the balloon is heated, it expands to1.10 x 10^6 L.
If a bottle is half-filled with a 50:50 (mole-to-mole) mixture of heptanes and octane at 25 degrees C than calculate the mole ratio of heptanes vapor to the octane vapor in the air space above the l
Compute all complex zeros of polynomial function. Write exact values. Write multiple zeros as necessary. f(x) = x3 - 5x2 + 11x - 15 ; suppose that 3 is a zero of f(x).
Determine the polynomial of degree 3 with real coefficients which satisfies given condition Zero of -5 having multiplicity 2 and zero of 10 having multiplicity 1; P(0) = - 250.
The helicopter is hoverin at 3000 meters directly over eastern perimeter of the secret Air Force installation. How far should helicopter travel to intercept UFO?
Wendy took the trip with the total distance of 300 miles, part of way on the bus which averaged 40 miles/hour and part on the train which averaged 60 miles/hour. Entire trip took 5.5 hours. How lon
The given table illustrates net greenhouse gas emissions from human activities, 1990-2000 in teragrams of carbon dioxide equivalents. Draw the straight line which appears to fit the data.
In the scatter diagram from part (a) Draw the line which best appears to fit the data. Using the sketch from part b, evaluate y-intercept and slope of regression line.
The car's rear windshield wiper rotates 140°. Total length of wiper mechanism is 21 inches and wipes windshield over the distance of 13 inches. Determine area covered by wiper.
Determine angle between the side of length 2 and the side with length 3 in the isosceles triangle which has one side of length 3 and two sides of length 2.
In year 0 there are 19 lizards on the circle island. 10 years later there were 540. Suppose exponential growth, Determine year the populationn reached 1000.