Thermochemical Equations Quiz

This online quiz is intended to give you extra practice in performing thermochemical calculations with a variety of reactions, including limiting reagents and percent yield options. This quiz aligns with AP® Chemistry Learning Objective 6.6 Introduction to Enthalpy of Reaction; and NGSS standard HS-PS3-1.

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Number of problems:	1  5  10  25
Question type(s):	Calculate heat absorbed or released when given amount of substance  Calculate amount of substance required when given heat (not with limiting reagents)  A mix of both types of problems
Stoichiometry type:	Simple stoichiometry only (one given, one wanted)  Limiting reagents only (two given reactants, heat wanted)  A mix of both simple stoichiometry and limiting reagent problems
Percent yield:	Include percent yield calculations in problems (very challenging!)
Chemical equations are:	Balanced  Unbalanced  A mix of both balanced and unbalanced equations
Heat values:	Heat values can be entered as absolute values  Heat values must be entered with correct sign (+ or -)
Units to use (select at least one):	grams  moles
Chemical formulas or names:	Chemical formulas  Chemical names  Mix & match (both formulas and names)
Show molar masses:	Show molar masses for substances when given values are in grams
Physical state:	Show physical state subscripts (e.g., (s), (aq), etc.)
Question format:	Fill-in-the-blank  Multiple choice
Given values are:	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)
Start!