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Consider the reaction
CaCN2 + 3 H2O ! CaCO3 + 2 NH3 .
How much CaCO3 is produced if 47.5 moles NH3 are produced?
1. 0.950 g2. 23.8 g3. 0.238 g4. 4750 g5. 2380 g6. 9500 g
When benzoic acid reacts with sodium hydroxide, what happens to the covalent molecule
When iron chloride FeCl3 is dissolved in water the solution becomes acidic. The preparation of the Fe(NO3)3 solution and the KSCN solution used 0.5 M HNO3 as the solvent instead of water. Explain why this was done
A circular colony of mold with diameter of 4.8 cm and density of 0.0023 g/cm2 what is the mass of object
If you used 0.165mL of acetic anhydride, and 0.167g of p-aminophenol what was your theoretical yield of acetaminophen. b) If you recovered 0.187g of acetaminophen, what was your percent yield
Measurements of strontium in enamel from extracted wisdom teeth were done by atomic absorption spectroscopy. Solutions were prepared with a constant total volume
how far away from equilibrium is the concentration of ADP and ATP in the cell? Answer A. equal B. slightly different C. greater than two orders of magnitude different D. greater than 6 orders of magnitude different E. greater than 12 orders of mag..
If the average speed of an oxygen molecule is 4.43 multiplied by 104 cm/s at 25°C, what is the average speed of a CO2 molecule at the same temperature?
Calculate this salt's solubilty and the molarities of the ions in a saturated solution. Then use this information in the previous problem to find the solubilty of Pbl2
what is the energy difference between the heats of formation you calculated for carbocation A and B?
solution containing 1.00 g of barium nitrate (199.33g/mol) is combined with 500 mL of a solution containing 1.00 g of sodium sulfate (142.03 g/mol)
Sodium atoms emit light with a wavelength of 330 nm when an electron moves from a 4 p orbital to a 3 s orbital. What is the energy difference between the orbitals in kilojoules per mole?
A copper refinery produces a copper ingot weighing 131 lb. If the copper is drawn into wire whose diameter is 8.25 mm, how many feet of copper can be obtained from the ingot?
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