Y3 Chapter 1 - Experimental Design

S.I Units for Mass

Kg

Apparatus for Mass

Electronic Balance

S.I Unit for Time

Seconds

S.I Unit for Temperature

Kelvin

Most accurate apparatus for volume

Pipette

Which apparatus measures approximate volumes?

Beaker

What method collects gases which are soluble in water and denser in air?

Downward Delivery

What method collects gases which are soluble in water and less dense than air?

Upward delivery

What method collects gases which are insoluble in water

Water Displacement

What is the gas syringe used for?

Collecting + measuring gases

What gases does Concentrated Sulfuric Acid dry?

All gases (except alkaline gases)

Why is Concentrated Sulfuric Acid unable to dry alkaline gases

They will neutralise each other

What can be used to dry ammonia gases

What gases can Calcium Chloride dry?

All gases except ammonia gas