Answer:
1.0 amu.
Explanation:
- It is known that 1.0 g = 6.022 × 10²³ amu.
Using cross multiplication:
1.0 g → 6.022 × 10²³ amu.
1.672 x 10⁻²⁴ g → ??? amu.
∴ the number of atomic mass units in 1.672 x 10⁻²⁴ g of protons = (1.672 x 10⁻²⁴ g) (6.022 × 10²³ amu) / (1.0 g) = 1.00687 amu ≅ 1.0 amu.
