How to calculate the half-life of a compound
Calculate the half-life of a compound if 75 percent of a given sample of the compound decomposes in 60 minutes?
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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 among the atom centers) is approx. 1.63.
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 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 acid?
Five mid-distance runners were randomly chosen before they were trained with coach Popovich's six-month training program as well as their completion time of 1500-meter run was recorded (in minutes). After six months of training under coach Popovic
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.
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.
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.
The weight of a sophisticated shoe is normally distributed with a mean of 12 ounces and a standard deviation of .5 oz. What must the standard deviation be in order for the company to state that 99.9% of its shoes are under 13 oz.?
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