PRACTICAL EXAM

Before weighing anything on the analytical balance you
must make sure that it is ______________.

leveled and zeroed

To check the leveling on the balance, look at the ____________ on the floor of the weighing chamber.

leveling bubble

If it is not centered, center it by turning the leveling screws on the bottom toward ___________________.

back of the balance

Once the balance is leveled, close all the ____________ and press the __________________ of the balance.

chamber doors, control bar on the front

After a few seconds, a row of zeros will appear. This indicates that the balance is ___________________________.

zeroed and ready for use

When weighing a liquid, powder, or granular substance it must be weighed with?

Appropriate weighing container

This can be weighed directly on the pan of analytical balance

Solid object

the balance can be turned off by _______________.

lifting up the control bar

A process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid.

filtration