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An atmoshperic sample contains nitrogen at 599 torr, oxygen at 154 torr, argon at 6 torr, and carbon dioxide. Assuming standard pressure, what is the partial pressure of carbon dioxide gas?
A 9-mm Xian short-barrel experimental pistol is fired and the reacting, exploding gases push the bullet down the barrel of the gun. The pressure is recorded as the bullet accelerates to the exit.
Cars were timed by police radar as they passed in both directions below a bridge. Their velocities (kilometres per hour, numbers of cars in parentheses) to the east and west were as follows
A piston has an external pressure of 5.00 atm. How much work has been done if the cylinder goes from a volume of 0.130 liters to 0.540 liters.
if the reaction rate doubles when the temperature is increased to 35 circ rm c what is the activation energy for this
a certain organic compound was burned producing 1.481 g of co2 and 0.303 g of h2o. the mass of the original sample was
n2h4l o2g -gt n2g 2 h2ol h -622.2 kjcalculate the heat of reaction for the same reaction where water is a gaseous
in the final step of the purification process in the miniscale procedure for preparing 1-bromobutane from sodium
What mass of water (in grams) forms from the reaction of 2.58 L of hydrogen gas and 2.26 L of oxygen gas?
the active ingredient in toothpaste is sodium fluoride an anticavity agent. a 170 g tube of toothpaste lists the
a mass of 2.50 g of hydrated copper sulfate is placed in a crcible and heated. on heating, 1.59 g of white anhydrous copper sulfate is left behind. determine the ratio of water to copper sulfate.
The Occupational Safety and Health Administration has set the limit on the maximum percentage of carbon dioxide (CO2) in air a worker can breathe at 0.500% by mole
when sulfur dioxide, an air pollutant from the burning of sulfur-containing coal or oil, dissolves in water, an acidic solution is formed that can be viewed as containing sulfurous acid, H2SO3. H2O + SO2(g) HsSO3(aq) Write the expression for Ka1..
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