October 16, 2019 Problem Set 12 CHEM 1252 5. Each part below refers to the balanced equation shown. 2CH(R) + 2H2O(g) 4HCI(R) + O2(g) (a) If you start with only reactants and no products. tell whether the total pressure will increase, decrease, or stay the same as the reaction approaches equilibrium, and explain why. (b) Under certain conditions at equilibrium,...
Help Please! Show all work October 16, 2019 CHEM 1252 Problem Set 12 5. Each part below refers to the balanced equation shown. 2Cl (g) +2H20(e) 4HCI(g) + Oz(g) (a) If you start with only reactants and no products, tell whether the total pressure will increase, decrease, or stay the same as the reaction approaches equilibrium, and explain why. (b)...
Review Constants Periodic Tab Enthalpy (H) is a state function, which means the enthalpy of a given chemical reaction is independent of the path taken from the initial to final states for that chemical reaction. Enthalpy Change (AI) is a measure of the energy change of a system that does virtually no Calculating Reaction Enthalpies Using Hess's Law Follow the...
honestly not even sure where to start with these Name Free Energy and Chemical Reactions-Data Sheet Use 1.OmL portions of each solution when performing the following tests (1.0mL of solution is approximately 1 cm/0.5 inch of solution in small test tube). Dispose of each solution in the appropriate waste container, 1. Possible reaction: K + Cl -----> KC Calculated Gibbs...
Hello, these are part of one question, please show work. Data Sheet Chemical Reactions 2. Obtain and clean with sandpaper to expose the surface: 3 pieces of zine, 2 pieces of copper and 1 piece of lead. Place 6 test tubes in a rack and label each appropriately. Observe the contents of each of the test tubes for evidence of...
Can I get help with these 4 questions. 1. If copper completely dissolves in 15.9 M nitric acid according to the following formula, how much nitric acid is required to dissolve 1.238 g of copper? Cus+ 4HNO3) Cu(NO3)2(a + 2NO 21g) + 2H2O2 2 Determine the oxidation numbers designated by letters for the following redox reaction and write them in...
i need help with question number 6, 7 a, b, 8, and 9 6. The reaction NO2(g) + NOR) <===> N200) + O2(g) has Keq = 0.914 at a certain temperature. At the same temperature, what is the value of Keq for the following reaction? 2 N2O(g) + 2 Ozta) <===> 2 NO26) + 2NO() 7. The reaction NO2(g) +...
You perform three different reactions at constant volume and note the heat associated with the three reactions are equal. Reaction 1 produces gas, reaction 2 consumes it and reaction 3 has no gaseous substances as reactants or products. Which statement below is true? Note: Greatest refers to the value, not the magnitude, so -2 is greater than -5 and 1...
Question 3 10 points Save Ans It is important that you understand how to use the data generated by an absorbance based enzyme assay and relate this back to the enzyme activity Using the steps provided below. calculate the actvity of GPOH in the original preparation expressed as units ml tt two decimal places) under the following conditions: 75 uL...
You use a regression to try to predict little league batting averages based on the player’s height (measured in inches). The resulting regression equation is batting average = .025 + .005*height and e) What batting average would you predict for a little league player that is 8 feet tall? Is this a reasonable application of the regression? f) What batting...