Convert 21 Bohr Radius to Yard

21 a₀ (Bohr radius) is equal to 0.0000000012153020810231822 yd (yard). To convert from Bohr radius to yard, multiply by 0.00000000005787152766777058 or divide by 17,279,654,439.758522.

• 21 a₀ × 5.7871527667771E-11 = 1.2153020810232E-9 yd
• 21 a₀ ÷ 17279654439.759 = 1.2153020810232E-9 yd