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Calcium Nitrate will react w/ ammonium chloride at slightly elevated temperatures, as represented in the equation
Ca(NO3)2 (s) + 2NH4Cl(s) ? 2N2O(g) + CaCl2(s) + 4 H2O (g)
What maximum volume of N2O at STP that could be produced using a 6.90mol. sample of reactant?
22.4L309L.0065L155L1884L
What is the PH of .0750L of hypochlorous acid/hypochlorite buffer solution, originally .300M in HCLO and .400M in CLO-. after 7.5E-3 moles of NAOH have been added to the buffer
The steam is comes out of the feed water at 200 C. The water at a flow rate of 500 kg/h enters the feed water heater at 20C. Calculate the feed water exit temperature.
Based on the mass of caffeine, you can now determine the % weight of caffeine in the original tablet. How does this compare with what the packaging states?
If you find that it takes 0.1050 moles of sodium hydroxide to reach the equivalence point how many moles of acetic acid were present at the beginning of the titration
Identify each of the following statements as describing a chlorination reaction or a bromination reaction - The carbon-halogen bond dissociation energy is higher
a student using anbsp mixture containing 0.88 mole of carbon dioxidenbsp and 3.9 mole of no was permitted to react in a
What is the molarity of FeCl3 in a solution prepared by dissolving 10.0 g of FeCl3 in enough water to make 275 mL of solution
A sample of ideal gas is in a sealed container. The pressure of the gas is 695 torr, and the temperature is 27 degrees celsius. If the temperature changes to 84 degrees celsius with no change in volume or amount of gas, what is the new pressure,P2..
A heater burns propane (C3H8) using 30.0% excess air. Combustion is complete. The flue gas leaves at a pressure of 100 kPa and a temperature of 260°C. a. Calculate the flue gas composition
For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 atm for all species. For the reaction C2H6(g)+H2(g) 2CH4 the standard change in Gibbs free energy is
A sample of vapor has the composition 50% A and 50% B. What is the composition of the boiling liquid that produced this vapor
Which orbital hydridization is associated with a tetrahedral charge cloud arrangement (a) sp (b) sp2 (c)sp3 (d) noe of these
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