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. Q Search Tymor . Suppose a 500. ml. flask is illed with 0.40 mol of H,0, 1.4 m

ID: 1046367 • Letter: #

Question

. Q Search Tymor . Suppose a 500. ml. flask is illed with 0.40 mol of H,0, 1.4 mol of CO and 0.30 mol of H2. This reaction becomes possible CH,()+HO(g) cog)+3H,() Complete the table below, so that it lists the initial molarity of each compound, the change in molarity of each compound due to the reaction, and the equilibrium molarity of each compound after the reaction has come to equilibrium. Use x to stand for the unknown change in the s to stand for the unknhangeinthe molt Yu can eave out the 8 change equilibrium etneck

Explanation / Answer

Molarity of H2O = moles of H2O / volume of flask

= 0.40/0.5

= 0.8 M

Molarity of CO = moles of CO / volume of flask

= 1.4/0.5

= 0

2.8 M

Molarity of H2 = moles of H2 / volume of flask

= 0.30/0.5

= 0.6 M

ICE table

CH4 + H2O = CO + H2

I - 0.8 2.8 0.6

C -x 0.8-x 2.8+x 0.6+x