What is the percent hydrogen in this compound
Combustion of a 0.9835 g sample of a compound containing carbon, hydrogen, and oxygen produced 0.3500 g of H2O. What is the percent hydrogen in this compound?
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Two aqueous sulfuric acid solutions containing 20.0 wt% H2SO4 (SG=1.139) and 60.0 wt% H2SO4 (SG=1.498) are mixed to form a 4.00 molar solution (SG=1.213).
Determine the final temperature of the water and the volume of the tank for a final pressure of 10 kPa.
Calculate the distance along the ground, measured from a point directly beneath the point of release, to where the package hits the earth. (answer in meters)
You are traveling along an interstate highway at 32.0 m/s (about 72 mph) when a truck stops suddenly in front of you. What was your acceleration, assuming it was constant?
A motorist travels at a constant speed of 34.0 m/s through a school zone, exceeding the posted speed limit. Find the distance required for the policeman to overtake the motorist.
Oppositely charged parallel plates are separated by 5.38 mm. A potential difference of 600 V exists between the plates. (a) What is the magnitude of the electric field between the plates?
The gauge pressure in an automobile tire reads 32 psi in the winter at 32 degrees Fahrenheit the gauge reads the difference between the tire pressure and the atmospheric pressure (14.7 psi).
If oxygen gas were collected over water at 22 degrees Celsius and the total pressure of the wet gas were 650 mm Hg, what would be the partial pressure of the oxygen?
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