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Explain what is the maximum amount of product that can be formed from 3CaCO3 + 2 FePO4--->Ca3(PO4)2+Fe2(Co3)3
What volumes of COsub2 and NHsub3 a 200. atm and 450. degree C are needed to produce 2.50kg of urea, assuming the reaction goes to completion
Calculate Ka and Original Concentration of Weak Base, You have a solution of a weak base, the pH of which is 10.7532. If 10.000 mL of this solution will neutralize 6.655 mL of 0.07667
CaC2 + 2H2O --> C2H2 + Ca(OH)2. Using this equation, determine how many moles of CaC2 are needed to react completely with 49 g H2O.
a ground state h atom absorbs a photon of the wavelength 94.91 nm and its electron attains a higher energy level. the
whats the difference between physicalchemical change and physicalchemical property? how is energy involved in chemical
Which two starting materials are needed to prepare the following compound
Construct a simulated 1H NMR spectrum, including proton integrations, for CH3CHCl2. Drag the appropriate splitting patterns to the approximate chemical shift positions; place the integration values in the small bins above the associated chemical s..
The freezing point for t-butanol is 25.50 degrees C and kf is 9.1 degrees C/m. Usually t-butanol absorbs water on exposure to the air. If the freezing point of a 10.0 g sample of t-butanol is measured as 24.59 degrees C, how many grams of water ar..
waters heat of fusion is 80. its specific heat is 1.0 and its heat of vaporization is 540 . a canister is filled with
This aqueous mixture then reacts with excess aqueous lead (II) nitrate to form 21.75g of solid. Determine the mass percent of sodium chloride in the original mixture?
Unlkie amines, amides are not ver strong bases. In fact, the nitrogens in amides are not even the most basic position - protonation occurs at the carbonyl oxygen. Provide three reasons why the oxygen in an amide is more basic than the nitrogen.
which ions in water make it 'hard'? is it possible to test for only one of these ions quantitatively in the presence of the other.
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