A liquefied mixture of n-butane, n-pentane, and n-hexane has the following composi- tion in percent: n-C,H10 50 n-C;H12 30 n-C,H14 20 For this mixture, calculate: (a) The weight fraction (b) The mole fraction (c) The mole percent of each component (d) The average molecular weight

Q1(B) Calculate the percentage (%) of elements in C6H5(CH2)9NHCH2COOH.

type solution in word

3. Calculate the p-value for each of the indicated ions in the following: Ba2+, Mn²+, and Cl in a solution that is 7.65 × 103 M in BaCl, and 1.54 M in MnCl2. b. K*, OH", and Fe(CN)64 in a solution that is 2.62 x 1o 7 M in K,Fe(CN)6 and 4.12 × 10 a. 7M in KOH. c. H*, Ba+, and ClO4- M in a solution that is 2.35 x 10-4 M in Ba(CIO,), and 4.75 × 104 M in HCIO4.

10. Sketch the titration curve when 40 mL of 0,5 M ammonia (K - 1.8x10-5) is titrated with 1.5 M hydrochloric acid.

Gasoline (S.G. = 0.7) and kerosene( S.G. 0.82) are blended to obtain a mixture with a specific gravity of 0.78. a)What percent of the volume of the mixture is gasoline?  Enter 20.5 for 20.5%. b)What percent of the mass of the mixture is kerosene?  Enter 20.5 for 20.5%.

P2

Calculate the apparent M.wt, then Convert from Volum fraction to wieght fraction. Component Methan Ethan Pro Pane CO2 у і (mole Fraction) 0.77 0.053 0.169 0.008 Mont (Molecular wt) 16.04 30.07 44.097 44.010

2c8h18+25o2→16co2+18h2o With the balanced equation shown above, what will be the molarity of the gaseous product if 20ml of ( CO2) produced from 2 moles of octane?

2. An incinerator handles 80 kg per hour benefin (C13H16F3N3O4) and has a stack gas containing 5% oxygen by volume on a dry basis. Determine the percent excess air (both O2 and N2 gases as mol per hour and kg per hour) provided to the reactor. (Elemental weights: C=12 g, N=14 g, O=16 g, and F=19 g).