[[ منآل ]]

وكمان ذا لاهنتو...
12.A mixture of three gases has a total pressure of 1980.0 mmHg at a certain temperature.
The mixture is analyzed and is found to contain 55 g CO2, 86 g CO, and 62 g Ar.
What is the partial pressure of Ar ?

4.96 x 10 2 mmHg
3.96 x 10 2 mmHg
6.96 x 10 2 mmHg
1.96 x 10 2 mmHg

مدري كيف يطلع الحل كدا