A chemist makes 320. mL of calcium sulfate (CaSO,) working solution by adding distilled water to 120. mL of a 0.0143 mol stock solution of calcium sulfate in water. Calculate the concentration of the chemist's working solution. Round your answer to 3 significant digits. m mol

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A chemist makes 320mL of calcium sulfate working solution by adding distilled water to 120mL of a 0.0143mol/L stock solution of calcium sulfate in water. Calculate the concentration of the solution. Round your answer to 3 sig figs.
**Chemistry Problem: Calculating Concentration**

A chemist prepares 320 mL of a calcium sulfate (\( \text{CaSO}_4 \)) working solution by adding distilled water to 120 mL of a \( 0.0143 \, \frac{\text{mol}}{\text{L}} \) stock solution of calcium sulfate in water.

**Task:**
Calculate the concentration of the chemist's working solution. Round your answer to three significant digits.

**Input Box for Answer:**
\( \boxed{\frac{\text{mol}}{\text{L}}} \)

**Buttons:**
- Explanation
- Check

---

**Instructions:**
Use the dilution formula:

\[ C_1V_1 = C_2V_2 \]

Where:
- \( C_1 \) is the concentration of the stock solution.
- \( V_1 \) is the volume of the stock solution.
- \( C_2 \) is the concentration of the working solution.
- \( V_2 \) is the total volume of the working solution. 

Substitute the given values to find \( C_2 \).
Transcribed Image Text:**Chemistry Problem: Calculating Concentration** A chemist prepares 320 mL of a calcium sulfate (\( \text{CaSO}_4 \)) working solution by adding distilled water to 120 mL of a \( 0.0143 \, \frac{\text{mol}}{\text{L}} \) stock solution of calcium sulfate in water. **Task:** Calculate the concentration of the chemist's working solution. Round your answer to three significant digits. **Input Box for Answer:** \( \boxed{\frac{\text{mol}}{\text{L}}} \) **Buttons:** - Explanation - Check --- **Instructions:** Use the dilution formula: \[ C_1V_1 = C_2V_2 \] Where: - \( C_1 \) is the concentration of the stock solution. - \( V_1 \) is the volume of the stock solution. - \( C_2 \) is the concentration of the working solution. - \( V_2 \) is the total volume of the working solution. Substitute the given values to find \( C_2 \).
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