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The total heat of hydrationof 1 mol of gas phase Li+ ions and Cl- ions is -865kJ. The lattice energy of LiCl(s) is 828 kJ/mol. Calculate the heat of solution of LiCl.
The student found that 8.67mL of NaOH solution was needed to titrate a 0.0544g sample of the acid to the equivalence point. Calculate the mass of unknown required for a 30.0mL titration.
A 782 mL gas sample at STP is compressed to a volume of 131 mL, and the temperature is increased to 22?C. What is the new pressure of the gas in Pa?Answer in units of Pa.
The energy available is given in the question along with the percent efficiency. Use these values to determine the energy
At 300. K and 1.20 atm, assume that 30. mL of NO gas reacts with 25 mL of oxygen gas and excess water to produce gaseous nitric acid according to the following equation:
Which of the following anions is the most nucleophilic in an SN2 reaction? A) h2c=ch- B)ch3ch2- C)ch-triplebonds-C A) B B) C C) A
student placed 18.5 of glucose in a volumetric flask added enough water to dissolve the glucose by swirling then
My dilemma is that I'm unsure on how to find the actual limiting reactant, and what information I should use. There's too much given; but from my introspection, we only need 1-Octene and the Pt catalyst
Thermal measurements show that deltaH for the I---->II phase transition is -743.1 J/mole, and deltaS for the same transition is -17.0 J/K/mole. At what temperature are solids I and II in equilibrium
What carbonyl compound would the following condensation product? Which of the following could result from a self-aldol condensation followed by dehydration?
How do you determine the number of protons and neutrons in an atoms' nucleus and the number of electrons in its first and second shells?
Calculate the mass (g) of pure Na3AsO4 (s) and volume (mL) of 1.50 M HCl that are required to make 100.0 mL of a buffer solution at a pH of 6.80 and an H2AsO4-(aq) concentration of 0.100 M
If 1.50g (NH4)2SO4 is dissolved in enough water to form 250 ml of solution, what is the molarity of the solution.
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