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Suppose you take a trip to a distant universe and find that the periodic table there is derived from an arrangement of quantum numbers different from the one on Earth.
(a) Assuming that the Pauli exclusion principle remains valid in the distant universe, what is the maximum number of electrons that can populate a given orbital there.
(b) write the electron configuration with the atomic number 8 in the periodic table?
(c) What is the atomic number of the second moble gas?
What causes a protein to migrate on sds-page in such a way that it appears to be a protein
After equilibrium is reached, (X)=.55 M. Calculate the Keq (Kc) for this reaction. show full steps please for rating
Calculate the number of milliliters of stomach acid neutralized by 1 tablespoon of milk of magnesia (1 tablespoon = 3 teaspoons).
In a reaction 8200 g of sodium reacts with 74.00 g of ferric oxide to form sodium oxide and iron metal. Calculate the mass of sodium iron produced.
At 4.00 rm L, an expandable vessel contains 0.864 mol of oxygen gas. How many liters of oxygen gas must be added at constant temperature and pressure if you need a total of 1.96 mol of oxygen gas in the vessel.
What is the enthalpy change corresponding to the melting of 2.5 moles of H2O? What is the system? What is the surrounding?
What weight of glucose in grammes is required to make 675 ml of a 750 mM solution. Glucose Mr = 180.16
A patient needs to take 625 mg of ibuprofen twice daily. The pills in the bottle are each 250. mg. How many pills does the patient need to take each time she wants the 625 mg dosage? Assume that these pills are scored and can be cut in half if ne..
account for each of the following properties of solids: the definite volume, the relatively high density of solids, the extremely low rate of diffusion.
Calculate the pH of the 0.39M NH3/ 0.73M NH4CL buffer system . B) what is the pH after the addition of 20.0 mL of 0.075M NaOH
In the following procedure, we are performing an extraction with ethyl acetate. What compounds are we separating from our product? Procedure
its initial value in a first-order reaction, what is the rate constant for the reaction in the units min-1?
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