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List the Principal and angular quantum numbers for the HOMO and LUMO of H and H-. Be sure to include the letter designation and number for each atomic orbitals
A rectangular block has dimensions 2.9 cm 3.5 cm 10.0 cm. The mass of the block is 615.0 g. What are the volume and density of the block?
When 0.800 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 13C is observed.Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL.
What is the relationship between the products formed when (R)-3-methyl-1-pentene is reacted with HBr? Question 15 options: Constitutional isomers Diastereomers Enantiomers Meso compound
boron has two naturally occuring isotopes 10b 19.9 and 11b80.1. althought the b2 molecule doesn not exist naturally on
An optical pure alkyl chloride has a rotation of [alpha]d of +12.3 while the coresponding alcohol has [alpha]d +10.8. in a reaction of this alkyl chloride with NaOH the resulting alcohol shown alpha d = -8.4. how much of the substituion proceeded b..
1. calculate the freezing point and the boiling point of a solution prepared by dissolving 5.0 g of kclin 550 g of
An excess sample of solid Ag2SO3 is added to 100 mL of water. After equilibrium is achieved between the solid and its aqueous ions the silver ion concentration is found to be 2.486e-05 Use this information to find Ksp for Ag2SO3
A ground-state H atom absorbs a photon and makes a transition to n=4 energy level. It then emits a photon of energy 4.085 x 10^-19 Joules. What is the final energy and n value of the atom?
The critical constants of ethane are Pc = 48.20 atm, Vc = 148 (cm^3)/mol, and Tc = 305.4 K. Calculate the van der Waals parameters of the gas, and estimate the radius of the molecules.
Consider the voltaic cell , which is based on the following cell reaction. Zn(s) + Cu2+(aq) Zn2+(aq) +Cu(s) Under standard conditions
What is the net ionic equation for the reaction of aqueous silver nitrate with aqueous potassium chloride. include phases.
You wash dishes for a chemistry laboratory to make extra money for laundry. You earn 6 , and each shift lasts 75 . Your laundry requires 6 . How many shifts must you work if you wish to wash 10 of laundry
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