Chemistry Mid Term Review

All of the following are pieces of lab safety equipment except

• lab goggles

• chemical apron

• lab coat

• hair tie

The chemical shower

• is a fun thing to try out

• has warm water that gently rinses you

• has a flow rate of approximately 20 times your home shower

• is not a required safety device

A eye wash station

• can be plumbed or portable

• is for washing your lab goggles

• can be used to rinse off any part of you that is exposed to chemicals

• is located outside the lab

lab safety rules include all but

• closed toe shoes are necessary

• no drinks except water are allowed in the lab

• loose clothing should be removed or secured

• no horseplay

qualitative data is

• numerical data

• observations

• both numbers and observations

• anything you write down

quantitative data is

• numerical data

• observations

• both numbers and observations

• anything you write down

measuring the length of an object is

• quantitative data

• qualitative data

• statistical data

• always in inches

asking people to describe their experience would be considered

• qualitative data

• quantitative data

• analysis

• a hypothesis

A control in an experiment is

• the x axis of a graph

• something that changes as we do the experiment

• something that gives a point of comparison/baseline

• is not necessary in all experiments

A lab report should include

• a hypothesis

• a conclusion

• the procedure

• data

• all of these