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The critical point of NH3 is 132°C and 111 atm, and the critical point of N2 is -147°C and 34 atm. Which of these substances cannot be liquefied at room temperature no matter how much pressure is applied?
What fragmentation would give rise to the peak at m/z 45 in the Mass Spectrum? C3H8O. Loss of hydroxyl group.
A student mixes 175.0 grams of water at 62.31oC in a coffee-cup calorimeter with 175.0 grams of water at 25.84oC. The final temperature of the mixture is 41.71oC.
Since ammonia is better proton acceptor than water, the ionization of acids is relatively enhanced in liquid ammonia. For example, acetic acid is a strong acid in liquid ammonia. part( a)Estimate [NH4+] (mol/L) in pure (i.e. neutral) liquid ammoni..
How many moes of diethylamine((C2H5)2NH, Kb-1.3E-3) must be added to 447ml of distilled water to produce a solution with a pH of 12.787? Can someone explain this step by step?
which of the following exhibits dipole-dipole intermolecular forces: HBr, NBr3, SBr2, CBr4?
exhibits Kc = 0.0243 at 342 K. If the standard enthalpy change for this reaction is 10.0 kJ/mol, what is the value of Kc for the following reaction?
Explain why a mercury-in-glass thermometer with a uniform-bore capillary that is correct at 0 celsius and 100 celsius read 49.9 celsius when the temperature is actually 50 celsius.
If a container having a volume of 322mL at 25.o degrees celcius was to suddenly reduce to 75.0mL, what would be the new temp.(n,p constant)?
How would the rate of disappearance of ethyl bromide change if the solution were diluted by adding an equal volume of pure ethyl alcohol to the solution? The reaction between ethyl bromide (C2H5Br) and hydroxide ion in ethyl alcohol
Match the following properties of liquids to what they indicate about the relative strength of the intermolecular forces in that liquid. Strong intermolecular forces: Weak intermolecular forces
Using the data collected for part c on your data sheet and assuming the density of the vinegar is 1.00g/mL, 1) calculate the molar concentration of acetic acid (CH3COOH) in the vinegar sample using the average volume of NaOH.
What is the boiling point of the automobile radiator fluid prepared by mixing 1.00 L of ethylene glycol (HOCH2CH2OH, density - 1.114 g/mL) with 1.16 L of water (density = 1.000 g/mL)?
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