7. Gases
Standard Temperature and Pressure
23PRACTICE PROBLEM
At STP, calculate the mass of phosphine (PH3) that can be formed from the reaction of 42.5 g phosphorus and 96.0 L of hydrogen gas.
P4(s) + H2(g) ⟶ PH3(g) [unbalanced]
At STP, calculate the mass of phosphine (PH3) that can be formed from the reaction of 42.5 g phosphorus and 96.0 L of hydrogen gas.
P4(s) + H2(g) ⟶ PH3(g) [unbalanced]