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In terms of kinetic molecular theory, explain why pumping air into a collapsed soccer ball causes the ball to increase in size and become rigid.
A student heated 1.0L of ethanol (density 0.789 g/L) with 1.0 mL ethanoic acid (density 1.049 g/mL) with a sulfiric acid catalyst and noticed a vinegar-like smell to the product as well as a fruity medicinal smell.
acetylene gas c2h2 is produced by adding water to calcium carbide cac2cac2 2h2o gt c2h2 caoh2 .how many grams of
A hypothetical metal has a simple cubic unit cell and its atomic radius is 1.167 Å. Calculate the edge length of the unit cell. A hypothetical metal has a face-centered cubic unit cell and its atomic radius is 1.738
A white solid precipitate was dissolved with 6M NH3. The filtrate on adding 6M HNO3 yielded a white precipitate again. This confirms the presence of
question 1 what is the difference between inorganic compounds and organic compounds?question 2 name the following
If 8.6 L of H2 reacted with 4.3L of O2 at STP, what is the volume of the gaseous water collected (assuming that none of it condenses)? 2H2(g) + O2(g) -> 2H2O(g)
How many grams of water are required to process the CO2 from one day's electrical production at the Kingston Steam Plant. How much oxygen is produced by this process
The volume of a helium balloon is 75.4m^3 (or 7.54x10^L) at 20 degrees Celsius and 1.00 atm. (a) What is the mass of the helium gas in the balloon
a sample of an unknown gas effuses in 10.5 min. an equal volume of h2 in the same apparatus under the same conditions
If the ionization constant of water, Kw, at 40°C is 2.92 x 10-14, then what is the hydronium ion concentration and pH for an acidic solution
the rate constant of some reactions double with every 10 degree rise in temperature. assume that a reaction takes place
a sample of argon gas occupies 125 l at 22c and .975 atm. what volume will it occupy at 60c and .825
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