Question

Column A
1.
What is the solubility of CuSO4 (pink line) at 20 °C?

:
What is the solubility of CuSO4 (pink line) at 20 °C?

2.
What is the solubility of Glucose (red line) at 30 °C?

:
l
What is the solubility of Glucose (red line) at 30 °C?

3.
What is the solubility of KBr (blue line) at 50 °C?

:
What is the solubility of KBr (blue line) at 50 °C?

4.
What is the solubility of NaNO3 (purple line) at 80 °C?

:
f
What is the solubility of NaNO3 (purple line) at 80 °C?

Column B
a.
15 grams/100 mL of water

b.
104 grams/100 mL of water

c.
80 grams/100 mL of water

d.
71 grams/100 mL of water

e.
21 grams/100 mL of water

f.
150 grams/100 mL of water

g.
65 grams/100 mL of water

h.
99 grams/100 mL of water

i.
8 grams/100 mL of water

j.
37 grams/100 mL of water

k.
140 grams/100 mL of water

l.
124 grams/100 mL of water

m.
116 grams/100 mL of water

n.
52 grams/100 mL of water

o.
49 grams/100 mL of water

Answer 1

Here are the solubilities for each compound at the specified temperatures, matched with the corresponding options in Column B:

1. **What is the solubility of CuSO4 (pink line) at 20 °C?**
- **Answer:** **a. 15 grams/100 mL of water**

2. **What is the solubility of Glucose (red line) at 30 °C?**
- **Answer:** **l. 124 grams/100 mL of water**

3. **What is the solubility of KBr (blue line) at 50 °C?**
- **Answer:** **c. 80 grams/100 mL of water**

4. **What is the solubility of NaNO3 (purple line) at 80 °C?**
- **Answer:** **f. 150 grams/100 mL of water**

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