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Calculate the most probable speed of an ozone molecule in the stratosphere, where the temperature is 270 K
Write a chemical equation for the formation of methionyl glycine from the constituent amino acids.
How much heat energy is evolved or absorbed 8kg of Ca(OH)2 reacts with a stoichiometric amount of CO2 Delta(H) = -69.8 kJ/mol
A metal sample weighing 71.9 g and at a temperature of 100.0 degrees C was placed in 41.0 g of water in a calorimeter at 24.5 degrees C. AT equilibrium the temperature of the water and metal was 35.0 degrees C. What was delta t for the water?
lemon juice has a ph of about 2.5. Assuming that the acidity of lemon juice is due solely to citric acid, that citric acid is a monoprotic acid,
A solution of ammonia and water contains 4.40×1025 water molecules and 8.30×1024 ammonia molecules. How many total hydrogen atoms are in this solution?
Determine the formation constant, Kf, of AC5. The solubility of AB(s) in a 1.000-M solution of C(aq) is found to be 0.166 M. What is the Ksp of AB?
Give the complete, step-wise mechanism for the acid catalyzed dehydration of 2-methyl-1-butanol. Account for the formation of all products
Calculate what the limiting reactant is in the reaction between copper (II) oxide and hydrochloric acid
the meta and para forms of phenylene diamine are used in the production of Kevlar and Nomex, respectively. Why is a corresponding material with similar properties not made from ortho-phynelene diamine
What conceptual error did he make? Determine the correct empirical formula for this compound.
Gas Nitrous Oxide (N20) is used as an anesthetic and in aerosol cans to produce whipping cream. It is a potent greenhouse gas and decomposes slowly to N2 and O2.
how many moles of hno3 are present in 34.8 ml of a 2.20 m solution of nitric
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