Material or Mass Balances

Efficiency

Efficiency $(\%)=\frac{\text{m}\text{a}\text{s}\text{s}in-\text{m}\text{a}\text{s}\text{s}\text{o}\text{u}\text{t}}{\text{m}\text{a}\text{s}\text{s}in}100\%$

Mass $(mg)=$ concentration $(m\frac{g}{L})$ volume $(L)$

Efficiency $(\%)=\frac{\text{C}\text{o}\text{n}\text{c}\text{e}\text{n}\text{t}\text{r}\text{a}\text{t}\text{i}\text{o}\text{n}in-\text{C}\text{o}\text{n}\text{c}\text{e}\text{n}\text{t}\text{r}\text{a}\text{t}\text{i}\text{o}\text{n}\text{o}\text{u}\text{t}}{\text{C}\text{o}\text{n}\text{c}\text{e}\text{n}\text{t}\text{r}\text{a}\text{t}\text{i}\text{o}\text{n}in}x$

Image sources: Will be provided upon request

$23$

Material or Mass Balances

Example $3$: Calculate the efficiency of the industrial air filter for removing particulate air matter $(4$ sig figs$)?$ What is the total mass of particulate matter being removed in a day $($tons$/$day$)(3$ sig figs$)?$