What mass of water in kilograms
Hydrogen from the decomposition of water has been promoted as the fuel of the future. What mass of water, in kilograms, would have tobe electrolyzed to produce 125kg of hydrogen?
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Assume that 50.0 mL of 0.100 M HCl was added to 125mL of 0.100M sodium Acetate. Is the resulting solution a buffer?Why or whynot? Calculate the pH of the resulting solution.The Ka for aceticacid is 1.75x10^-5.
Convection coefficient 100 W/m2.K. for both surfaces. If the heater dissipates 10 kW/m² under normal conditions, what is the temperature of the lower plate surface?
The lifetime of a certain type of calculator battery are normally distributed. The mean life is 400 hours, and the standard deviation is 50 hours. For a group of 5000 batteries, how many are expected to last: (be sure to draw the ND curve and use
If one micrometeorite (a sphere with a diameter on the order of 1.7 x 10^-6 m) struck each square meter of the Moon each second, estimate the number of years it would take to cover the Moon with micrometeorites to a depth of 1.0 m?
The distribution of calories burned by players (who played the whole game) in the Premiere League is normally distributed. The average calories burned in a Premiere League match is 600cal, with a standard deviation of 50cal.
Write a mathmatical expression for the displacement of the string particles, knowing their maximum displacement is 0.01m
Draw the structure of a by product that could be formed whenan aldehyde reacts with acetophenone. Provide a detailed mechanism to account for the formation of this compound.
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