Calculation Practice Problems

Solve the following using appropriate significant figures and scientific notation when needed

Conversions:

$2\mathrm{.}50ltoml$

$100ltoml$

$1\mathrm{.}75mltol$

$0\mathrm{.}12gtomg$

$0\mathrm{.}125mgtog$

$27\mathrm{.}5mltol$

$200gtomg$

$25m\frac{g}{m}lto\frac{g}{}l$

Suppose we add $0\mathrm{.}4ml,170l$ and $125l.$

What is the total volume in $ml?$

What is the total volume in $$ l$?$