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1. How are valence electrons used in bonding?
2. List the "tricks" you learned today about ionic bonds.
3. Describe the octet rule, include exceptions to this rule.
4. Write the electron configuration for Br.
5. Write the electron configuration for Na.
at 700ordmc keq 0.0152 for the following reaction2so2g o2g ? 2so3gwhat is numerical value of the equilibrium constant
Some wastewater has a BOD5 of 150 mg/L. The reaction rate is 0.23/d. What is the ultimate carbonaceous BOD
If the heat capacity of the calorimeter was 25 J/C, what would the change in enthalpy (delta H rxn) for this reaction be
While your aldol reaction was running, your TA announced that the the sodium hydroxidesolution (10%, or 2.5 M) ADP was mistakenly set to 100μL instead of 400μL. Perhaps just toquell the obvious frustration among the students upon learning this news, ..
A white solid precipitate was dissolved with 6M NH3. The filtrate on adding 6M HNO3 yielded a white precipitate again. This confirms the presence of
A sample of neon gas has a volume of 7.2 mL at a pressure of 1.50 atm. What is the pressure exertedc by the gas if the volume is increased to 28.8 mL, at constant temperature
We dissolve 2.45g of sugar in 200.0g of water. What is the mass percent of sugar in the solution
A sample system consists of argon confined in a cylinder with a movable piston. Moving the pistion inward uses 24.9J. 15.6J of heat are produced and dissipated to a surrounding water jacket.
Question- In this chapter we have seen a number of reactions in which a single reactant forms products. For example, consider the following first-order reaction:
525mL of 1.50M NaCl is added to a beaker containing 378mL of 2.22M AgNO3, resulting in the formation of AgCl precipitate.
An aqueous solution is 0.387M in HCl. If the density of the solution is 1.23g/mL, what is the concentration expressed in molality
Use the same values reported for "Efficiency of Oxygen Delivery With a Cooperative Protein", but this time let n=1 instead of 2.8. What is the overall efficiency of oxygen delivery with this protein
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