Ask Questions, Get Answers

Want to ask us a question? Click here
Browse Questions
Home  >>  CBSE XII  >>  Chemistry  >>  Solutions
0 votes

Calculate the mass percentage of aspirin ($C_9H_8O_4$) in acetonitrile ($CH_3CN$) when 6.5 g of $C_9H_8O_4$ is dissolved in 450 g of $CH_3CN$.

$\begin{array}{1 1}1.424\%\\1.324\%\\1.224\%\\1.624\%\end{array} $

Can you answer this question?

1 Answer

0 votes
Mass percentage of aspirin =$\large\frac{\text{Mass of aspirin}\times 100}{\text{Mass of aspirin + Mass of acetonitrile}}$
$\Rightarrow \large\frac{6.5}{6.5+450}$$\times 100$
$\Rightarrow 1.424\%$
answered Aug 5, 2014 by sreemathi.v

Related questions

Ask Question
student study plans
JEE MAIN, CBSE, AIPMT Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App