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A gaseous product is created in the two different reactions. If Sodium hydroxide is added to a saturated solution of ammonium carbonate, which gas is produced
The heat of vaporization of water is 2.26 kJ/g. What is q for the vaporization of 1.00 g of liquid water at 1.00 atm and 100C, to the formation of 1.00 g of steam at 1.00 atm and 100C
the equilibrium would shift to the right producing more products the equilibrium would shift to the left producing more reagents the equilbrium would not be effected by the created pressure change t
Give the balanced equation for the reaction- exothermic formation of 1 mol of sodium chloride from its elements
The equilibrium amounts would stay the same the equilibrium would shift to the right making more reagents the equilibrium would shift to the left making mroe reagents the equilibrium would shift to
Chlorine was previously identified as a catalyst in the breakdown of ozone into oxygen gas. Using the enthalpy of reaction for two reactions with ozone, determine the enthalpy of reaction for the re
Nitrating Acetanilide- draw the resonance forms for the arenium ion formed during your reaction (nitroacetanilide)
They were also planning to react ethyl bromide with a nucleophile. They came across the following nucleophiles in the lab: i) OH- ii)CH3CO2- iii) HO2- iv) H2O What is the relative order of of their
Energy cannot be transformed from one type to another (e.g., potential to kinetic). 3. Matter can be transformed into energy in a chemical reaction. 4. Energy can be created spontaneously from nothi
Some HN3 would be used up in re-establishing equilibrium Some HNO2 would be formed in re-establishing equilibrium Some HNO2 would be formed, and some N2H4 would be lost More HN3 and H2O would be for
Hypochlorous acid, HOCl, has a pKa of 7.54. What is the [H3O+] in 0.163 M HOCl
Use the values of Ka1 = 0.056 and Ka2 = 5.4 x 10-5 to calculate the [OH-] in a 0.387 M solution of oxalic acid (H2C2O4). Use E notation and 3 significant figures.
re-establish equilibrium conditions as described: The pressure if the system is increased by decreasing the total volume. a) shift to the left b)shift to the right c) no change
Mario Molina for their work concerning the formation and decomposition of ozone in the stratosphere. Rowland and Molina hypothesized that chlorofluorocarbons (CFCs) in the stratosphere break down up
In the fumaric acid titration, at what volume of NaOH should the missing equivalence point show up
If you have 340.0 mL of water at 25.00 °C and add 120.0 mL of water at 95.00 °C, what is the final temperature of the mixture. Use 1.00 g/mL as the density of water.
When 0.100 g of graphite is burned completely in a bomb calorimeter (heat capacity = 3.344 kJ/C), containing 3000 g of water, a temperature rise of 0.21C is observed. What is deltaE for the combu
Water has a specific heat of 4.184 J/g x Celsius, weighs 130.00 g, and goes from 25 to 28 degrees Celsius when a metal is placed in the water. The metal weighs 45.00 g, and the temperature changes f
What can we expect to be a few key differences between a jelly roll motif and an up and down barrel
Which pair of solutions should conduct electrical current equally well because they contain equal numbers of ions? 0.10 M NH3 and 0.10 M NH4Cl 0.10 M HBr and 0.10 M HF 0.10 M NaCl and 0.10 M Na2SO4
A raw wastewater is to be treated chemically for the removal of total suspended solids and phosphorus through coagulation, flocculation, and sedimentation. The wastewater characteristics are as foll
Two students were carrying out an Sn2 reaction between 1-chloro-3-methylbutane with sodium methoxide, which is relatively slow. When they added sodium iodide, the reaction was accelerated considera
How much benzoic acid should be formed and will it be pure (in theory)? Is 50mL of water an appropriate volume for this procedure. If not, what is the minimum volume of water required? Use calculati
Write the molecular, total ionic and net ionic equations summarizing the reaction between aqueous solutions of potassium chloride and silver nitrate.
If a process is carried out at constant pressure P and the volume V of the system decreases, then is delta V negative or positive and is the work w negative, positive, or zero