CHEMISTRY B - FINAL EXAM REVIEW Latest Update 2024-2025 Actual Exam from Credible Sources with Questions and Verified Correct Answers Golden Ticket to Guaranteed A+ Verified by Professor
An atom has which of the following? - CORRECT ANSWER: protons, neutrons,
electrons
Boyles Law - CORRECT ANSWER: Increase in Pressure
Decrease in Volume
Charles Law - CORRECT ANSWER: Increase in temperature
Increase in volume
Endothermic reactions do which of the following? - CORRECT ANSWER: absorb
energy
Enthalpy - CORRECT ANSWER: Delta H the amount of heat
Entropy - CORRECT ANSWER: Delta S the amount of disorder
Exothermic reactions do which of the following? - CORRECT ANSWER: release energy
Free Energy - CORRECT ANSWER: Delta G the amount of spontaneousness
If a solution is Neutral, then it has which of the following pH readings? - CORRECT
ANSWER: 7 (water) 1 / 2
In a titration, which of the following can be achieved at the end point? - CORRECT
ANSWER: neutral solution, pH 7, acid + base = water and salt
Pv = NRT - CORRECT ANSWER: Ideal gas law
The pH of a base is which of the following? - CORRECT ANSWER: 8 to 14 pH (cleaning products)
The pH of an acid is which of the following? - CORRECT ANSWER: 1 to 6 pH (juices, stomach acid, citrus)
The states of matter include which of the following? - CORRECT ANSWER: solid, liquid, gas, plasma
What is a heterogeneous mixture? - CORRECT ANSWER: two or more substances that
are variable and not uniform in composition
What is a homogeneous mixture? - CORRECT ANSWER: two or more substances that
are uniform in appearance
Which of the following describes nuclear fission? - CORRECT ANSWER: two nuclei fizz (break) apart and energy is released
Which of the following describes nuclear fusion? - CORRECT ANSWER: two nuclei fuse together and energy is released
Which of the following is good definition for a compound? - CORRECT ANSWER: two or more substances that are chemically combined
Which of the following is good definition for a mixture? - CORRECT ANSWER: two or more substances that are physically combined in the same container
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