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Determine wheather each of the following reactions is a redox reaction. If it is, identify what is being oxidized, and what is being reduced. SO3(g) + H2O(I)-H2SO4 and CH4(g) + H2O(g)-CO(g) + 3H2(g).
Solid soduim reacts violently with water producing heat hydrogen and sodium hydroxide. How many moeclues of hydrogen gas are formed when 48.7 g of sodium are added to water.
The amount of energy released by burning a fuel source, measured in energy per mass, is called the fuel value. If energy obtained from burning 1.23 pounds of butane (feul value is 10.85 kcal/g) is used to heat 126.5 kg of water at an initial tempe..
How much heat is produced in burning 9 mol of ethylene (C2H4) under standard conditions if reactants and products are brought to 298K and H2O (l) is formed
If 5.45mL of 0.1000 M NaOH solution is needed to just neutralize excess acid after 20.00 mL of HCl was added to 1.00 g of an antacid, how many moles of acid can the antacid counteract per gram
at 25 C, a sample of NH3(molar mass= 17g/mol) effuses at a rate of .050 mole per min. under the same conditions, which of the fallowing gases effuses at approximately one-half that rate
a tank of helium gas with a pressure of 280 at 10 is heated to give a pressure of 1500. what is the new temperature in
Every measurement has a measurement uncertainty. Discuss how precise and accurate measurement can be achieved in spite of the inherent measurement uncertainty.
determine the mass of aluminum acetate that can be made if you do the reaction with 125 grams of acetic acid and 275
What would happen to the melting point if this unknown were mixed with (a) an equal quantity of pure acetanilide. (b) an equal quantity of benzoic acid
The same horizontal net force F is applied to each object, pushing it from rest the same distance.
2NH4NO3(s) delta--->2N2(g)+4H2O(g)+O2(g): a) How many liters of water vapor are produced when 25.8 g of NH4NO3 decomposes? b) How many grams of NH4NO3 are needed to produce 10.0 L of oxygen
The numerical value of Kc depends on the form of the balanced equation. D) When quoting Kc it is customary to omit units.
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