How many particles would be found in a 2.1 mol sample of AlPO4?

1.3 × 10²⁴ particles AlPO₄

Math

Pre-Algebra

Order of Operations: BPEMDAS

Chemistry

Atomic Structure

Stoichiometry

Step 1: Define

2.1 mol AlPO₄

Step 2: Identify Conversions

Avogadro's Number

Step 3: Convert

Step 4: Check

Follow sig fig rules and round. We are given 2 sig figs.

1.26462 × 10²⁴ particles AlPO₄ ≈ 1.3 × 10²⁴ particles AlPO₄

since electrons are negative the answer is neagtaive