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Question- How many mmoles of HCl must be added to 160.0 mL of a 0.24 M solution of methylamine (pK b = 3.36) to give a buffer having a pH of 11.37?
Please provide the answer of the given question on urgent basis
Calculate the mole fraction composition of the two components in the vapor phase above this solution. C) Identify a and b as being a part of the bubble point curve, of dew point curve for the mixture of benzene and toluene.
A solution of 5.00 g of lauryl alcohol in 0.100 kg of benzene freezes at 4.1C. Explain what is the approximate molar mass of lauryl alcohol. Explain the normal freezing point of benzene is 5.5C, as well as Kf for benzene is 5.12 C/m
question if 61.5 l of oxygen at 18c and an absolute pressure of 2.45 atm are compressed to 48.8l and at the same time
as part of the process of producing sugar crystals from sugar cane raw sugar cane juice is sent to a series of
Buffer solution Problem to determine pH, Determine the pH after the addition of 10.0ml of 0.1M NaOH to 100.00ml of this buffer. An aqueous solution of 100.0ml 0.100M NaCl is titrated with 0.100M AgNO3 (AgCl Ksp= 1.0x10^-10) pAg=-log[Ag+]
Identify the largest heat of combustion, small heat of combustion and highest boiling point for: heptane(i), 3-methylhexane(ii), nonane(iii)
The partial pressure of the H2 is 1.9 atm, and the partial pressure of the Ne is 3.4 atm. What is the mole fraction of H2?
Calorimetry is a method used to measure changes in enthalpy, or heat, that occur during chemical processes. Two common calorimeters are constant-pressure calorimeters and constant-volume (or "bomb") calorimeters
Chemical analysis of an ether shows 64.82% C, 13.60% H, and 21.58% O by mass. Determine the empirical formula for this ether
how many kcal are needed to change 5.00 g of water at 25.0 degrees celsius to steam at 100.0 degrees celsius? the
The chemical 5-amino-2,3-dihydro-1,4-phthalazinedione... better known as luminol, is used by forensic scientists in analyzing crime scenes for the presence of washed-away blood.
Letter C of the problem asks you to calculate how many moles of NO2 you get from 15.2g N2O5. The solution on this website shows that you multiply 15.2 g N2O5 by 1 mol NO2 over 108g N2O5. where does the 108g come from
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