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General Chemistry ACS Final Exam 2024/2025 Questions With Completed & Verified Solutions.
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General Chemistry ACS Final Exam 2024/2025 Questions With Completed & Verified Solutions.
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General Chemistry ACS Final ExamA student wishes to measure 37mL of liquid. Which apparatus is most suitable? - ANS 50mL
Graduated Cylinder
Which has the lowest normal boiling point
a. HF
b. HCl
c. HBr
d. HI - ANS b. HCl
What leads to an increase in the vapor pressure of a liquid? - ANS Increase in temperature only
How is enthalpy of vaporization of a substance related to its enthalpy of fusion? - ANS The
enthalpy of vaporization is greater than the enthalpy of fusion
Diamond is what kind of solid? - ANS Network Covalent
First law of thermodaynamics - ANS delta E= q + w
For a reversible exothermic reaction, what is the effect of increasing temperature on the
equilibrium constant (Keq) and the forward rate constant (Kf)? - ANS Keq decreases and Kf
increases
What is the oxidation number of C in formaldehyde, CH2O? - ANS 0
What is the value of the quantum number l for a 5p orbital? - ANS 1
Which gas-phase atom has no unpaired electrons in its ground state? - ANS Be
The Peroxymonosulfate anion has - ANS four sulfur-oxygen bonds and one oxygen-oxygen
bond
What is the bond order in NO? - ANS 2.5
In the Lewis structure of the ozone, O3, what is the formal charge on the central oxygen? - ANS
1+
Hydrogenation of an alkene converts it to an - ANS alkane
Which class of organic compounds does NOT contain oxygen? - ANS Amine
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