What is the mass of oxygen in the container
A sample of 1.42 g of Helium and an unweighed quantity of Oxygen are mixed in a flask at room temperature. The partial pressure of Helium is 42.5 torr and of oxygen is 158 torr. What is the mass of oxygen in the container?
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How many grams of sodium sulfide are formed if 1.60 g of hydrogen sulfide is bubbled into a solution containing 2.13 g of sodium hydroxide, assuming that the sodium sulfide is made in 94.0 % yield?
What is the minimum number of bits required to represent each of the following decimal numbers: 10, 1000, 100,000, and 1,000,000?
The following times to failure in hours were observed in an experiment where 14 units were tested until eight of them have failed: 80,310,350,470,650,900,1100, and 1530.
In the commercial manufacture of nitric acid, how many liters of nitrogen dioxide will produce 30 liters of nitric oxide given that both gases are at STP?
Develop equations which may be solved to give the final temperature of the gas remaining in a tank after the tank has been bled from an initial pressure PI to a final pressure P2.
calculate the number of moles of gaseous N2 contained in a sample of 300 ml of gas saturated with water vapour at 25 degree celcius and 95 kPa.
Once released into the atmosphere, the SO2 is likely to react with oxygen to form SO3. What can happen next if the SO3 encounters water droplets?
If you used the 8900 kilojoules you expend in energy in one day to heat 51000 of water at 20, what would be the rise in temperature?
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What is another way to say ". It is important to ensure that the youth understand what the study involves, what their participation entails
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