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Acids and Alkalis
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Which equipment is used with filter paper to separate a solid from a liquid?
Filter Funnel
Why is it critical for a fertiliser to be water soluble?
So it can be taken up by roots
What are the three essential elements for plant growth found in fertilisers?
 
Phosphorus, Nitrogen, Potassium
 
Phosphorus, Nitrogen, Potassium
 
Potassium, Oxygen, Sulfur
 
Potassium, Nitrogen, Carbon
Which piece of lab equipment is used to evaporate water and isolate a dry salt?
Evaporating Basin
Name the salt: Sodium hydroxide + Hydrochloric acid -> ?
Sodium Chloride
Name the salt: Potassium hydroxide + Nitric acid -> ?
Potassium Nitrate
What are the two products of a neutralisation reaction?
Salt and Water
Which of the following is one of the three main laboratory acids?
Nitric Acid
Which of these is a common household acid?
Lemon Juice
As the pH of an acid moves from 1 towards 6 its strength:
 
Decreases
 
Decreases
What color does Universal Indicator turn in a strong acid?
Red
Which pH range represents alkaline solutions?
8 - 14
What must a "good" indicator do to be effective?
Show a sharp color change
Which piece of equipment gives a precise digital reading of pH?
pH Meter