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Problem- Looking in Appendix E, suggest what metal the underground pipes could be made from in order for magnesium to be successful as a sacrificial anode.
Illustrate structures to prove your interpretation.
osmosis is the process responsible for carrying nutrients and water from groundwater supplies to the upper parts of
Calculate the theoretical yield of C2H5Cl when 110 g of C2H6 reacts with 226 g of Cl2, assuming that C2H6 and Cl2 react only to form C2H5Cl and HCl.
What was the temperature change of the metal? C) Calculate the specific heat and the atomic mass of the metal. What is the metal?
The vapor pressure of pure acetone (propanone) is 266 torr. When a non-volatile solute is added, the vapor pressure of acetone above the solution falls to 232 torr. What is the mole fraction of acetone in the solution?
What pressure in torrs, will be exerted by 3.57g of nitrogen monoxide at 34 degrees C
A student studied the clock reaction described in this experiment. She set up a reaction mixture by mixing 10mL of 0.010 M KI, 10mL of 0.0010 M Na2S2O3, 20mL of 0.040 M KBrO3 and 10 mL of 0.10 M HCL.
When 1 mol of H2O and 1 mol of CO are placed in an empty 1L reaction vessel at 959K, the equilibrium mixture containes 0.422 mol of water vapor. Find Kc at 959K if the equation is: H2O(g) + CO(g) H2(g) + CO2(g)
How many grams of a 0.30 M solution of hydrocholoric acid would contain 5.2 g of pure hydrocholoric acid? The density of 0.30 M hydrocholoric acid is 1.2 g/mL
Illustrate the retrosynthetic analysis and write the reactions required to synthesize the following compound
Given: 2 NH3(g)N2(g) + 3H2(g); H = + 91.8 kJ/mol rxn 1. (1) What is qp value for one mol rxn.? 2. (1) Is this exo- or endothermic? 3. (1) Which element is reduced? 4. (2) What is enthalpy change per mol NH3?
some liquids have high enthalpies of vaporization while others have relatively low values. explain this fact in terms
When working NMR questions, solutions maunuals say that the peaks are 1.0 spaces long or 5.5 spaces long.
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