Find the difference of air pressure between the inside and outside a soap bubble 5 mm in diameter, if the surface tension is 1.6 N -¹

• A

  $2560{\mathrm{Nm}}^{-2}$

• B

  $3720{\mathrm{Nm}}^{-2}$

• C

  $1208{\mathrm{Nm}}^{-2}$

• D

  $10132{\mathrm{Nm}}^{-2}$