Chemistry

Question Analysis
This question assesses the student's ability to calculate the number of specific atoms in a given number of moles of a compound.

Key Concept Explanation
Each molecule of water contains 2 hydrogen atoms. The total number of hydrogen atoms can be found by multiplying the number of moles of water by Avogadro's number and then by the number of hydrogen atoms per molecule.

Step-by-step Solution
1. Identify the number of moles of water: 2.5 moles.
2. Identify the number of hydrogen atoms per molecule of water: 2.
3. Use the formula to calculate the number of hydrogen atoms:

Click "Show Answer" to reveal the answer and analysis