Lab: Solubility

Question 1

The molar mass of calcium chloride (CaCl2) is 110.98 g/mol. If you were to calculate the number of moles in 23.4 g of CaCl2, which example shows the correct way to set up the calculation?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/EVresources/3210-06-09-05-02-task/mc001-2.jpg

Question 2

How many moles are in 23.4 g? mol CaCl2

Revolt · Accepted Answer

0.211

Question 3

Air, a solution composed of 78% nitrogen and 21% oxygen. The nitrogen is the .

Revolt · Accepted Answer

solvent

Question 4

Which factors help you identify the solute and the solvent in a solution? Select all that apply.

Revolt · Accepted Answer

In a solution, the solvent is present in a greater amount.; In a solution, the solute dissolves in a solvent.

Question 5

In these solutions, identify the solute and the solvent.Sea water, a solution composed of a variety of salts dissolved in water. The salt is the .

Revolt · Accepted Answer

solute

Question 6

Rank the following coffee samples in terms of likely sweetness based on the amount of sugar added. Use 1 to indicate the sweetest coffee and 4 for the least-sweet coffee. 5 g of sugar added to 50 g of coffee

Revolt · Accepted Answer

1

Question 7

5 g of sugar added to 100 g of coffee

Revolt · Accepted Answer

2 5 g of sugar added to 100 g of coffee

Question 8

Soda water, a solution composed of carbon dioxide gas dissolved in water. The water is the

Revolt · Accepted Answer

solvent

Question 9

2 g of sugar added to 100 g of coffee

Revolt · Accepted Answer

4 2 g of sugar added to 100 g of coffee

Question 10

2 g of sugar added to 50 g of coffee

Revolt · Accepted Answer

3 2 g of sugar added to 50 g of coffee

Lab: Solubility Answers

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