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Assume that the heat lost by the surface is gained by ethyl chloride. What enthalpies must you consider if you were to calculate the final temperature of the surface?The specific heat of the solid surfaceThe specific heat of C2H5Cl(l)The enthalpy of vaporization of C2H5Cl(l)The specific heat of C2H5Cl(g)
Calculate the [NH3]/[NH4] ratio in an ammonia-ammonium chloride buffer with a pH of 9.00.a.) .56/1.00b.).74/1.00c.).86/1.00
Aminabhavi et al. [T. M. Aminabhavi, V. B. Patil, M. I. Aralaguppi, J. D. Ortego and K. C. Hansen, J. Chem. Eng. Data 41, 526 (1996)] examined mixtures of cyclohexane with various long-chain alkanes.
Beginning with propanol as the only organic compound (expcept solvents) available,
if the reaction produces 5.72 grams of a compound called magnesium ammonium phosphate,MgNH4PO4. what is the percentage of phosphorus in the original plant food sample?
Calculate the percent by mass (m/m) of potassium nitrate in a solution made from 45.0 g KNO3 and 295 mL water
Problem- Dissolution of sodium chloride, naphthalene C10H8, potassium phosphate, and calcium chloride.
most of the sulfur used in the united states is chemically synthesized from hydrogen sulfide gas recovered from natural
If 15.0 mL of glacial acetic acid (pure HC2H3O2) is diluted to 1.70 L with water, what is the pH of the resulting solution? The density of glacial acetic acid is 1.05 g/mL
In the reaction below, 9.46 atm each of H2 and I2 were placed into a 1.00 L flask and allowed to react: calculate the equilibrium pressure of I2 to 2 decimal places.
Normalize the harmonic oscillator wavefunctions for v=0 and v=1 (?0, ?1) by evaluating the appropriate integrals. Confirm your answer by calculating the normalization factor
The calorimeter (excluding the water) has a heat capacity of 510J/K. Compute the molar heat of combustion for compound X (Mx = 90.00g/mol).
Identify the following salts as neutral acidic or basic: 1. LiNO3 2. SrBr2 3. LiF 4. KCN 5. NH4ClO4 6. NH4Br 7. NH4CN Please include why are they neutral basic or acidic.
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