Examlex
Write the chemical equation for which the enthalpy of reaction is the lattice energy of KCl(s).
Factorial Design
A research design used to explore more than one treatment variable.
Fourth Graders
Students who are in the fourth grade of school, typically around 9 or 10 years old.
ANOVA
Analysis of Variance, a statistical method used to compare the means of three or more samples to find differences.
Research Hypothesis
A statement predicting the relationship between variables in a study, opposing the null hypothesis.
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