Still Getting Serious aboug StoichiometryStill Getting Serious aboug Stoichiometry

A BALANCED synthesis reaction for $1,1-$dimethoxycyclopentane is shown

in Figure $1$ below.

cyclopentanone

$C_5{H}_{8}O$

methanol

$1,1-$dimethoxycyclopentane

$84\mathrm{.}12\frac{g}{m}ol$

$32\mathrm{.}04\frac{g}{m}ol$

$C_7{H}_{14}{O}_{2}30\mathrm{.}19\frac{g}{m}ol$

$+$

Figure $1.$ A chemical reaction to synthesize $1,1-$dimethoxycyclopentane.

Dr$.$ Stephens performed her synthesis reaction using $2\mathrm{.}75g$ of methanol

and an excess of cyclopentanone.

How many grams of $1,1-$dimethoxycyclopentane could Dr$.$ Stephens

theoretically make?

Report your answer to the correct number of significant figures. DO

NOT put any units on your answer or enter your answer in scientific

notation.

SHOW YOUR WORK for this problem in your lab notebook DIRECTLY

under the Purpose$/$Safety$/$Waste items for this week's experiment.

Having this calculation will be worth some points for this week's prelab

notebook score.

A BALANCED synthesis reaction for $1,1-$dimethoxycyclopentane is shown

in Figure $1$ below.

cyclopentanone

methanol

$C_5{H}_{8}O$

$C{H}_{4}O$

methanol $1,1-$dimethoxycyclopentane

$C{H}_{4}O,C_7{H}_{14}{O}_2$

$32\mathrm{.}04\frac{g}{m}ol,130\mathrm{.}19\frac{g}{m}ol$

$130\mathrm{.}19\frac{g}{m}ol$

$H_{2}O$

$84\mathrm{.}12\frac{g}{m}ol$

Figure $1.$ A chemical reaction to synthesize $1,1-$dimethoxycyclopentane.

Dr$.$ DeVries performed her synthesis reaction with $6\mathrm{.}78g$ of

cyclopentanone.

How many grams of methanol will Dr$.$ DeVries need to complete here

reaction?

Report your answer to the correct number of significant figures. DO

NOT put any units on your answer or enter your answer in scientific

notation.

SHOW YOUR WORK for this problem in your lab notebook DIRECTLY

under the Purpose$/$Safety$/$Waste items for this week's experiment.

Having this calculation will be worth some points for this week's prelab

notebook score.