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A sample of pure NO2 is heated to 338 degrees C at which temperature it partially dissociates according to the equation
2NO2(g)<--->2NO(g)+02(g)
At equilibrium the density of the gas mixture is 0.525 g/L at 0.755 atm.
Calculate Kc from the reaction.
equal volumes of water density 1.00gml and ethyl alcohol density 0.789gml are combined. if the total volume is 190 of
How would I name the organic compound with a 5 carbon chain, one double bond between 3,4 carbons and 2 Br groups on the 2,4 carbons
Urea (NH2CONH2) an important nitrogen fertilizer is produced industrially by the reaction 2NH3(g)+CO2(g)--->NH2CONH2(aq)+ H2O(l) given that ?G^degree = -13.6KJ, calculate ?Gat 298K for the following sets of conditions
What is the net ionic equation for the reaction that occurs when small amounts of hydrochloric acid are added to a HOCl/NaOCl buffer solution
What is the pH of the final solution? Answer IS 7.58 Q 3.) What additional volume of 10.0 M HCl would be needed to exhaust the remaining capacity of the buffer after the reaction described in Part B?
If a solution containing 17.76 g of mercury(II) perchlorate is allowed to react completely with a solution containing 5.102 g of sodium sulfate, how many grams of solid precipitate will be formed.
A 774 mL gas sample at STP is compressed to a volume of 267 mL, and the temperature is increased to 32C. What is the new pressure of the gas in Pa? Answer in units of Pa.
Which gas has molecules with the greatest average molecular speed at 25°C. A) CH4 B) Kr C) N2 D) CO2 E) Ar
(a) What is the rate of the reaction if the concentration of CH3Br is doubled? (b) What is the rate of the reaction if the concentration of NaOH is halved? (c) What is the rate of the reaction if the concentrations of CH3Br and NaOH are both incre..
How much heat in kilojoules is evolved or absorbed in the reaction of 233.0 g of calcium oxide with enough carbon to produce calcium carbide? Is the process exothermic or endothermic
For the microscale titration between KMnO4 and H2O2 the balanced net ionic equation is 2 MnO4-(aq) + 5 H2O2(aq) + 6 H+(aq) --> 2 Mn2+(aq) + 5 O2(g) + 8 H2O(l)
sodium chloride dissolved in 225 g of water has a density of 1.98g/ml. Calculate the mass percentage of sodium chloride
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