---
title: "A student measures a sample of anhydrous aluminum sulfate, \\(\\text{Al}_2(\\text{SO}_4)_3\\), with a mass of \\(34.2 \\text{ g}\\) for a water treatment experiment. Which of the following is the total number of oxygen atoms present in the sample?"
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url: "https://nerd-notes.com/ubq/119190/"
date_modified: "2026-08-19T12:39:15+00:00"
---

# A student measures a sample of anhydrous aluminum sulfate, \(\text{Al}_2(\text{SO}_4)_3\), with a mass of \(34.2 \text{ g}\) for a water treatment experiment. Which of the following is the total number of oxygen atoms present in the sample?

A student measures a sample of anhydrous aluminum sulfate, \(\text{Al}_2(\text{SO}_4)_3\), with a mass of \(34.2 \text{ g}\) for a water treatment experiment. Which of the following is the total number of oxygen atoms present in the sample?

- **A.** \(6.0 \times 10^{22}\)
- **B.** \(2.4 \times 10^{23}\)
- **C.** \(7.2 \times 10^{23}\)
- **D.** \(2.5 \times 10^{24}\)

*The answer key and step-by-step explanation are available to logged-in users at https://nerd-notes.com/ubq/119190/*