Question

Quine

請問這題我這樣計算是正確的嗎？
我直接拿PV=nRT把溶解度給的毫升代進去算出莫耳數
還是有其他正確解法呢TT謝謝🙏

D&
mo
The aqueous solubility of O₂ 44.8 mL per liter. What is the molarity of O₂ in a standard water solution when the O₂ is under
its normal partial pressure in air in 0.20 atm?
0.2x (44.8x10³) = 18.082x298 =) n = 3x104.
(A)1x10 4M
(B)2x10-4M
4x10 M
3.6~4.
PX=nRX
Pin
x10 M
Poz=0₁2 S= 44,8 ml/
#
E5x10-4M
10 9