Which of the Following Is an Exothermic Process

question 30

Multiple Choice

Which of the following is an exothermic process?

• A)ice melting
• B)water evaporating
• C)boiling soup
• D)condensation of water vapor
• E)Ammonium thiocyanate and barium hydroxide are mixed, resulting in a decrease in temperature of the surroundings

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Definitions:

Least Squares Estimate

A method in statistics for estimating the best-fitting line through a set of points by minimizing the sum of the squares of the differences between observed and estimated values.

Y-intercept

The point where a line crosses the Y-axis of a graph, representing the value of the dependent variable when all independent variables are set to zero.

Critical Value Approach

A method in hypothesis testing that involves comparing the test statistic to pre-determined values to decide whether to reject the null hypothesis.

Model Significant

A measure of the likelihood that the relationships observed in the data occur due to something other than chance.