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Ammonia , NH3, burns according to the following equation:
4 NH3(g) + 3 O2(g ) → 2 N2(g) + 6 H2O(g)
?H = -1267 KJ/mol
A) What is the heat released by burning 35.8 g of ammonia (NH3) with 65.7 g of oxygen?
B) Calculate the mass of ammonia that is required to release 90 kJ of heat?
The Ksp value for Copper (II) Iodide , Cu(IO3)2 is 1.4 x 10^-7 at 25 C calculate its solubility at this temperature.
When the equation above is balanced and all coefficients are reduced to their lowest whole-number terms, the coefficient for O2
If Ka for an acid, HA, is 0.00177, what is the pH at one half the equivalence point for a titration of 50.00 mL of 0.100 M HA with 0.100 M NaOH
Go from this constant, and compare your calculated value with that determined from the? Go values from appendix.
In a first order decomposition in which the rate constant is 0.03 sec-1, how much of the compound (in mol/L) is left after 26 sec, if there was 2.00 mol/L at the start
What is the atomic mass of an atom if its mass is approximately equal to the following?
What is covalent bonding? why is it different from ionic bonds?
A diamond weighs 5.35 ounces. How much is it worth if the going price of diamonds is 627 dollars per carat? 1 carat is equal to 200 milligrams
Find the balance reaction and the corresponding E for the oxidation of Fe+2 by dissolved oxygen, O2
Question- Discuss the impact that the tonnage of sulfur or sulfuric acid recovered from SO2 in flue gas treatment would have upon the chemical industry if all coal- and oil-fired were required to use such treatment processes.
The mixture was analyzed spectrophotometrically and found to be 1.84*10^-3 M in I3-. Calculate the molarity of I3- in the original sample
on a recent autumn day the consentration of carbon monoxide in the air in downtown denver co. reached 3.0 x 10 2 ppmv.
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