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In your reaction, one molecule/mole of reactant theoretically gives 1 molecule/m

ID: 480638 • Letter: I

Question

In your reaction, one molecule/mole of reactant theoretically gives 1 molecule/mole of product. In the different reaction shown below (this is a retro- reaction), ONE molecule/mole of the reactant gives TWO molecules/moles of the product. In this case, a percent yield calculation needs to take into account the molar ratio (theoretically should make twice as many molecules/moles of product as reactant). If you started with 0.5 moles of the starting and formed 0.9 moles TOTAL acetone product (i.e. 0.9 is the number of moles of all of the acetone combined), calculate the percent yield for the reaction shown, show your work, all equations and include all units.

Explanation / Answer

0.5 moles of reactant will give 1 mole of product.

In reality 0.9 moles product formed.

1 mole is equal to 100 % yield

0.9 moles is equal to ?

0.9 x 100 /1 = 90 %.