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Question- If 100.0 g of Pf3 reacts with 50 g of F2 according to the balanced question what mass in g of pf5 will be producedpf3+f2~>pf5
For carbon tetrachloride, the boiling point constant is 5.03°C · kg/mol, and the boiling point of pure carbon tetrachloride is 76.50°C.
benzene and toluene form essentially ideal solutions. a particular mixture that consists of two moles of benzene and
Shift equilibrium toward reactants. You will have to write out reaction quotients for before as well as after the dilution.
The nitrogen-nitrogen bond lengths in N2H4, N2F2, and N2 are 1.45, 1.25, and 1.10 A, respectively. Using the Lewis Structures, how can this trend be explained? No formal charges needed?
Identify the subshell in which electrons with the quantum number n = 5, l = 4 are found. (Just write A,B, C, D, or E on the answer sheet) a) 5d b) 5p c) 5g d) 5f e) 4f
a burning candle produces a luminous flame. What is the fuel for the burning candle. Why is the flame luminous
How do the isoelectric points in Part B compare with isoionic points from Part A? Explain similarities or differences that you observe in these values.
an analytical laboratory balance typically measures mass to the nearest 0.1 mg. what energy change would accompany the
Halogenated compounds are mainly easy to identify by their mass spectra because chlorine as well as bromine occur naturally as mixtures of two abundant isotopes. Chlorine takes place as 35Cl (75.8%) and 37Cl (24.2%); bromine occurs as79Br (50.7%) ..
The work function of copper is 437 kj/mol. Calculate the KE of the ejected electron if the frequency of light is 1.50*10^(15) Hz.
a house is occupied by 5 persons and each person releases heat at a rate of 360 kjh. the house is also equipped with 10
Calculate the pH during the titration of 40 mL of 0.1M HCL with 0.1M NaOH solution after the following additions of base:
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