Problem

Use the balanced equation to solve the problem.
$2 {Al}_{2} O_{3} \to 4 Al + 3 O_{2}$
$2.80 mol$ of aluminum are produced.
How many moles of $O_{2}$ are made?
$mol$

Answer

Expert–verified

Hide Steps

Answer

x = 2.10 \mathrm{mol}

Steps

Step 1 ： $\frac{3 O_{2}}{4 Al} = \frac{x mol}{2.80 mol}$

Step 2 ：x = \frac{3 \mathrm{O}_{2} \cdot 2.80 \mathrm{~mol}}{4 \mathrm{Al}}

Step 3 ：x = 2.10 \mathrm{mol}

link_gpt

Popular Problems

Compute $\int_{0}^{\ln (2) / … Solve the triangle. \[ \mathr… QUESTION 2 - 1 POINT Solve th… 5. Suppose you are a computer… Answer the statistical measur… $(-\infty, 2) \cap(-6, \infty… A firm does not pay a dividen… Math 112 Section: 4. Tubercul… Find

y^{'}

if $y=\ln \… 3. (3pts) Cherry trees in a c… More