gas stoichiometry 2

User Generated

Puhpxlpuhpx1

Science

Description

How many grams of sodium are needed to produce 6.44 L of hydrogen gas according to the following reaction at 25 °C and 1 atm?

sodium (s) + water(l)sodium hydroxide (aq) + hydrogen(g) ___ g Na.

User generated content is uploaded by users for the purposes of learning and should be used following Studypool's honor code & terms of service.

Explanation & Answer

nH2  = 1*6.44/0.0821*298 = 0.263 mol H2

Balance the equation

2 Na + 2 H2O   =====> 2 NaOH + H2

0.263 mol H2 * 2 mol Na / 1 mol H2 = 0.526 mol Na * 23 g / mol = 12.11 g Na


Anonymous
This is great! Exactly what I wanted.

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4

Related Tags