Lesson 8

Accuracy is...

• the closeness to other results

• the closeness to an actual concentration

• the quality of a sample

• your ability to conduct expirements well

Define the word "procedure"

To handle interferents

• To contaminate

• To control the light interferention

• To control impurities

• To know all weak points of a problem

The _____ is a part of a sample which won't be analyzed

Write down the term

The synonym for "to clarify"

• To make it clear

• To make it clean

• To explain

• To deal with

Technique is

• a principle

• a method

• a quality of work

• a safety rule