Enthalpy Calculations Quiz

This online quiz is intended to give you extra practice in enthalpy calculations for a variety of physical and chemical changes. This quiz aligns with AP® Chemistry Learning Objectives 6.5 Energy of Phase Changes, and 6.6 Introduction to Enthalpy of Reaction; and NGSS standards HS-PS1-4, and HS-PS3-1.

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Number of problems:	1  5  10  25
Question type(s):	Calculate enthalpy changes in substances:  Chemical changes (e.g., combustion, formation)  Physical changes (e.g., dissolution, fusion, vaporization) Calculations using bond enthalpies:  Bond formation and breaking in molecules  Average bond enthalpy in molecules  Enthalpy change in chemical reactions based on bonds
Show diagrams (for bond enthalpy problems):	Display molecule diagrams with problems
Heat units to use:	kilojoules (kJ)  kilocalories (kcal)
Chemical quantity units to use (for enthalpy change problems):	grams  moles
Display substances as:	Both names and formulas and together  Formulas only  Names only
Display problems as:	List of givens and wanted (easier)  Word problems (more challenging)
Question format:	Fill-in-the-blank  Multiple choice
Given values are (for enthalpy change problems):	Random (more realistic)  Simplified (e.g., 50, 100, 150, etc.)
Show periodic table:	Display pop-out periodic table on quiz
Show calculator:	Display pop-out calculator on quiz
Show solutions:	Display solution setups after quiz has been taken
Display quiz as:	Interactive web page (typical)  Printable web page (for worksheets)      •  Display quiz instructions (if applicable)      •  Add "Name:" line at top      •  Add custom title at top:   Presentation (full screen for class)
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