A small amount of acetonitrile (CH₂CN) is dissolved in a large amount of formaldehyde (H₂CO). Imagine separating this process into the four stages sketched below. (These sketches show only a portion of the substances, so you can see the density and distribution of atoms and molecules in them.) B CH₂CN H₂CO Use these sketches to answer the questions in the table below. The enthalpy of solution. ΔΗ *soln is positive when CH3CN dissolves in formaldehyde. Use this information to list the stages in order of increasing enthalpy. Would heat be absorbed or released if the system moved from Stage A to B? What force would oppose or favor the system moving from Stage A to B? Check all that apply. absorbed Oreleased Oneither absorbed nor released none ionic bonding force covalent bonding force metal bonding force hydrogen-bonding force dipole force ion-dipole force dispersion force 0.0,- X solution n ?

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A small amount of acetonitrile (CH₂CN) is dissolved in a large amount of formaldehyde (H₂CO). Imagine separating this
process into the four stages sketched below. (These sketches show only a portion of the substances, so you can see the
density and distribution of atoms and molecules in them.)
B
CH₂CN H₂CO
Use these sketches to answer the questions in the table below.
soln
The enthalpy of solution. ΔΗ
is positive when
CH3CN dissolves in formaldehyde. Use this information
to list the stages in order of increasing enthalpy.
Would heat be absorbed or released if the system
moved from Stage A to B?
What force would oppose or favor the system moving
from Stage A to B? Check all that apply.
absorbed
Oreleased
Oneither absorbed nor released
none
ionic bonding force
covalent bonding force
metal bonding force
hydrogen-bonding force
dipole force
ion-dipole force
dispersion force
X
solution
n
?
Transcribed Image Text:A small amount of acetonitrile (CH₂CN) is dissolved in a large amount of formaldehyde (H₂CO). Imagine separating this process into the four stages sketched below. (These sketches show only a portion of the substances, so you can see the density and distribution of atoms and molecules in them.) B CH₂CN H₂CO Use these sketches to answer the questions in the table below. soln The enthalpy of solution. ΔΗ is positive when CH3CN dissolves in formaldehyde. Use this information to list the stages in order of increasing enthalpy. Would heat be absorbed or released if the system moved from Stage A to B? What force would oppose or favor the system moving from Stage A to B? Check all that apply. absorbed Oreleased Oneither absorbed nor released none ionic bonding force covalent bonding force metal bonding force hydrogen-bonding force dipole force ion-dipole force dispersion force X solution n ?
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