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Consider the titration of 51.5 mL of 1.2M NaOH with 1.0 M HCl. Find the PH at the following points.
After the addition of a large excess of acid (in comparison with the acid volume needed to reach the equivalence point). my volume at equivelence point is 62mL
a 12.09-g sample of solid sodium bicarbonate completely decomposes into solid sodium hydroxide and carbon dioxide gas when heated.
Ethylene, C2H4, and water react under appropriate conditions to give ethanol. The reaction is C2H4(g) + H2O(g) C2H5OH(g) An equilibrium mixture of these gases at a certain temperature
Calculate the final temperature of 204 mL of water initially at 35 degrees C upon absorption of 18kJ of heat.
During a strenous workout, an athlete generates 1890.0 kj of heat energy. What mass of water would have to evaporate from the athlete's skin to dissipate this much heat?
calculate the difference in mass that is hold by a 500.0mL flask at a temperature of 0.0°C from that at temperature of 20.0 °C? (you can assume the volume of the sample at 0.0 °C temperature =volume of the sample at 20.0°C)
Compute the pressure of the system express your answer in kPa. suppose the force of gravity = 9.81 m/sec^2 , density of mercury =13600 kg/m^3.?
What are two primary advantages of using nuclear power? Uranium reserves on our planet are 5 million metric tons.
Which one of the following would slow the rate of increase of atmospheric CO2? Building and operating more coal-fired power plants
Find the temperature of 3 grams of chlorine gas in a 1.5 L container with 801 mmHg of pressure.
There is a relatively constant amount of carbon-14 in living (breathing) things on Earth. Upon death of the plant or animal ,the amount of C14 in the organism decreases, according to the kinetics of first-order decay, A?products.Carbon dating is a..
Does a chemical change occur when you cook an egg? Why or why not? When you fry an egg, it becomes a solid, the heat makes it smoke, and the color changes from clear and yellow to all yellow.
If a sample of pure silver (Ag) contains 3.35 x 1022 atoms of silver, how many moles of silver are in the sample?
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