Question: Before adding the calcium nitrate (Ca(NO 3 ) 2 ) to the water, the temperature of the water was 298 K. After dissolving fully, the

Before adding the calcium nitrate (Ca(NO₃)₂) to the water, the temperature of the water was 298 K. After dissolving fully, the temperature of the solution was 351 K.

PART A; Complete the following statement:

Calcium nitrate (Ca(NO₃)₂) dissolving in water is an _______ process. (This is your claim.)

In your answer write out your claim and label it!

PART B-

List all of the interactions that are overcome when calcium nitrate (Ca(NO₃)₂) dissolves. (This is part of your evidence!)

Justify your response to receive credit for your answer!

PART C:

List all of the interactions that are formed when calcium nitrate (Ca(NO₃)₂) dissolves. (This is part of your evidence.)

Justify your response to receive credit for your answer!

PART D

To support your answer choices from part C, explain what the evidence tells you about the strength of interactions both before and after mixing? (This is your reasoning)

PART E

What are the signs for H, S, and G for this process? Explain your reasoning!

Justify why you chose to fill in the blank with your choice of answer to receive credit for your response!

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