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What is the wavelength of radiation of frequency 4.80 × 10^13 s-1?
how many liters of carbon dioxide are produced from the complete combustion of 88 grams of propane at STP
What is the balanced chemical equation for its reaction with nitric acid? Write the balanced chemical equation for its reaction with a potassium hydroxide.
This experiment calls for the use of 2mL of 2-chloro-2methylpropane. The molar mass of 2-chloro-2methylpropane is 92.57g mol-1, and its density is 0.847g mL-1. 1) Calculate the number of moles of 2-chloro-2methylpropane used in this experiment.
The density of air at ordinary atmospheric pressure and 25 0C is 1.19 g/L. What is the mass of air, in kg, in a room that measures 12.5 ft by 15.5 ft by 8.0 ft?
At -11.0 °C (a common temperature for household freezers), what is the maximum mass of sorbitol (C6H14O6) you can add to 2.50 kg of pure water and still have the solution freeze? Assume that sorbitol is a molecular solid and does not ionize when i..
the addition of h2 to cc double bonds is an important reaction used in the preparation of margarine from vegetable
Determine the empirical formula of a compound containing 3.16 g of silicon and 16.0 g of chlorine.
the frequency factor a is 8.7x 10 12 s- and the activation energy is 63 kj/mol, What is the rate constant for the reaction at 75C
How many photons are required to heat 255 mL of coffee from 25 degrees celcius to 62 degrees celcius?
A company produces vinegar products and discharges between 50,000 and 200,000 gallons per day (131 to 525 L / min) of a liquid waste stream that contains only acetic acid at a concentration of 80 mg/L.
how to Devise a separation scheme for a mixture (C6H12O6) crystals, diamond powder (C) and BaCO3
Calculate the specific heat of molybdenum metal in {rm J/(g cdot ^circ C)}. The specific heat of water is 4.184{rm J/(g cdot ^circ C)}.
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