NaH Reacts with Water to Form H₂ Gas and NaOH

question 128

Multiple Choice

NaH reacts with water to form H₂ gas and NaOH. What will the pressure be inside a closed 4.0 L container at 27 ° C if 20 g of NaH reacts with a stoichiometric amount of H₂O?

• A) 21 atm
• B) 72 atm
• C) 5.1 atm
• D) 3.2 atm
• E) none of these