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The volume of a sample of gas (2.49 g) was 752 mL at 1.98 atm and 62 degrees Celsius. the gas is? SO2, SO3, NH3, NO2, or Ne
How many coulombs are required?
Briefly comment on the differences in these two concentrations. calculate the [OH] in a 1.0M NaOH solution and in a buffer containing 1.0 M NH3 and 1.0 M NH4Cl.
The volume of a gas is 93 mL when the temperature is 91 C. if the temperature is reduced to 0 C without changing the pressure, what is the new volume of the gas
Are the following statements about a 1.0 M solution of a strong acid, HA, true or false? [A-] › [H+]: True/False
Calculate the potential of a galvanic cell with two platinum electrodes, the one immersed in a solution that is .0301 M in \(Fe^{3+}\) and .0760 M
What is the reason for why a sand bath was used instead of a water bath for this particular pressure reaction? (a) Instructor preference (either could have been used with equal success).
Using the value of Ksp for Agl, and Kf= 1.7 * 10^7 for Ag(NH3)2+1, calculate the molar solubility of Agl in 1.10 M ammonia (NH3) solution.
The paint formerly used on some storage tanks contained aluminum powder, which reflected heat from the surface of the tanks. Why did experts recommend grounding these tanks
Calculate the molar enthalpy change when mercury is cooled 10 K. The molar heat capacity of mercury is 27.8 J/K*mol
A 0.264-gram sample of an amino acid was dissolved in 95.0mL of water and titrated with 0.105M NaOH. The first equivalence point was found at V(OH)=16.3mL.
propane is burned in excess oxygen, 886 kj of heat is evolved. What is the delta Hrxn of this reaction?
A known vapor pressure value for ethanol is 221.3 mmhg. what temperature does this vapor pressure compressed to when compared to ethanol's boiling point.
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