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Problem- Circle the compound in each pair that you would predict to be more soluble in water. Give a very brief explanation for your choice.
a. Nitrogen gas or Hydrogen fluoride gas
b. Quartz crystal or (NH4)2SO4 crystal
Write your solution in appropriate format and provide references
Draw Fischer projection formulas of the major product of the reaction between E-2-methyl-3-hexene and aqueous Br2.
What is the formula for the principle molecular or ionic species present in a aqueous solution of NaCl
Draw a potential energy diagram to illustrate this reaction mechanism, assuming that the overall reaction is endothermic. Label reaction intermediates with "RI", and activated complexes with "AC"
A graph shows a titration curve. The volume of NaOH at the equivalence point is 25.8 mL. The pH at the equivalence point is 9.0. Calculate the molarity of the NaOH solution.
Write a balanced chemical equation when Magnesium metal burns in oxygen to form magnesium oxide, MgO
How much heat is required to warm 12.0 g of ice, initially at -11.0 C, to steam at 113.0 C?
the reaction must progress forward to attain equilibrium. The richer a reaction mixture is in product the higher its Q value is. The value of K does not change as a reaction progresses toward equilibrium.
Calculate the amount of heat [kcal] released when 50.0 g of steam at 100 °C hits the skin, condenses, and cools to a body temperature of 37 °C.
If a heated metal block is placed into a beaker of water, what is the relationship between the final temperatures of the water and the metal block?
Consider the fructose-1,6-bisphosphate rxn from gluconeogenesis. What is the free energy change if the ratio of the concentrations of the products to the concentrations of the reactants is 22.5, and the temperature is 37.0 C. Delta G is -16.7kJ/mo..
1. my doctor only measures medicine in scruples. (old unit of mass) If he prescribed 0.382 scruples of medicine, how many milligrams should I ask for at the pharmacy? 1ounce=437.5 grains 1 scruple=20 grains 1ounce=28.35
N2(g) + 3H2 (g) ---- 2NH3(g) a one liter vessel contain 1.60 mole NH3.800 mole N2 and 1.20 mole of H2. What is the equilibrium constant.
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