economics
In 1989, the Detroit Free Press and Detroit Daily News (the only daily newspapers in the city) obtained permission to merge under a special exemption from the antitrust laws. The merged firm continued to publish the two newspapers but was operated as a single entity. a. Before...
Statistics
Determine if a linear relationship exists between unemployment rates and cost of living indexes by constructing a scatter chart and adding a trend line. What is the regression model and R2?
chemistry
In the chemistry exp molar mass of a volatile liquid what will be the outcome if the hole in the aluminu foil was larger would it make the molar mass high or low. Or what will happen if yhr water vapors condensed under the aluminum foil before the final weighing
chemistry
A volatile liquid was allowed to evaporate in a 43.298g flask that has a total volume of 253 mL. The temp of the water bath wad 100 °C at the atmospheric pressure of 776 torr. The mass of the flask and condensed vaporous was 44.173g. Calculate the molar mass of the liquid
Chemistry
Titanium (6.94x10^-19) and silicon (7.77x10^-19) surfaces as irradiated with UV radiation with a wavelength of 231 nm. what is the wavelength of the electrons emitted by the titration surface?
calculus
Suppose lighthouse A is located at the origin and lighthouse B is located at coordinates (0,6). The captain of a ship has determined that the ship's distance from lighthouse A is 2 and its distance from lighthouse B is 5. What are the possible coordinates for the ship?
Chemistry
What is the frequency of the photons emitted by hydrogen atoms when they undergo transition from n=5 to n=3?
Math
An unfair coin with Pr[H]=0.25 is flipped 95 times. A random variable X is defined as the number of heads that occur. Find the standard deviation. Any help??
math
if you have 6/24 and 18/72 and 3/12 it all reduces to 1/4
Physics
Work of 700 J is done by stirring an insulated beaker containing 110 g of water. (a) What is the change in the internal energy of the system? J (b) What is the change in the temperature of the water? °C
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