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Q: Number of unpaired electrons in the nitrogen atom.
Q: Number of 4d orbitals.
Q: Maximum number of electrons that can have n=3 and l=1.
A vitamin tablet contains 501 mg of vitamin C (C6H8O6). How many vitamin C molecules are contained in the tablet?
The Kp for the reaction below is 1.49 × 108 at 100.0 °C: CO (g) + Cl2 (g) ↔ COCl2 (g)
What would be the ppm conc'n of 4.76 µg of NaCl in 350 ml of solution. What would be the ppm conc'n of sodium in the foregoing question.
A pharmaceutical company needs to prepare a batch of 5000 bottles containing 80 tablets each with 325 mg of aspirin per tablet. How many kilograms of salicylic acid are needed to produce the needed aspirin
Compute the molar mass of the bio molecule. For carbon tetrachloride, the boiling point constant is 5.03C.kg/mol. and the boiling point of pure carbon tetrachloride is76.50C.
A metal object with a mass of 19 g is heated to 96 degree celcious, then transferred to a calorimeter containing 75 g of water at 18 degree celcious
The iron content of hemoglobin can be determined by converting the iron to Fe2+ and titrating using MnO4 -. A 5.0 g sample of hemoglobin requires 21.6 mL of 0.00310 M potassium permanganate. What is the percent of iron in the hemoglobin sample?
which is the desired product, can decompose to product F, how might you ensure that you stopped the reaction at the optimum point to ensure the maximum yield of C?
When acetaldehyde is reacted with 3 equivalents of formaldehyde nder alkaline conditions, follwoed by treatmentn with sodium borohyfride, the product formed shows the following spectrum: IR: broad peak at 3326cm -1; H NMR: singlet at3.45. singlet ..
Problem- What is the balanced molecular equation, total ionic equation and net ionic equation for silver nitrate (L) and strontium chloride(L)
find the uncertainty in position in nm associated with anelectron that is moving with a velocity of 274 kms.
how do you find the empirical formula of a compound if they don't give you percentages. For example, if they ask: what is the empirical formula for N2O4?
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