pH Lab Q&A GRADE A
What can you use to determine the pH of some common substances? - (correct
answer)pH paper, pH probes, and indicators
Indicators and example - (correct answer)Change colors at different pH values
Example: Red cabbage juice
pH - (correct answer)Potential of hydrogen
pH Scale - (correct answer)A measure of relative acidity in a solution ranging from a
value from most acidic (H+) to most basic (OH-) on a scale from 1-14
An acid can donate ____ to a solution - (correct answer)Hydrogen ions (H+)
A base can _________ hydrogen ions in a solution - (correct answer)Accept
Neutral - (correct answer)A substance which is neither acidic or basic (pH of 7)
Draw what happens to the ionic compound HCl when placed in a beaker of water -
(correct answer)Look at first page diagram
When HCl dissolves in water it creates a _______ ________ because ___ has been
donated - (correct answer)Hydrochloric acid, H+
Acid end of pH scale is at what number - (correct answer)0
Basic end of pH scale is at what number - (correct answer)14
What can you use to determine the pH of some common substances? - (correct
answer)pH paper, pH probes, and indicators
Indicators and example - (correct answer)Change colors at different pH values
Example: Red cabbage juice
pH - (correct answer)Potential of hydrogen
pH Scale - (correct answer)A measure of relative acidity in a solution ranging from a
value from most acidic (H+) to most basic (OH-) on a scale from 1-14
An acid can donate ____ to a solution - (correct answer)Hydrogen ions (H+)
A base can _________ hydrogen ions in a solution - (correct answer)Accept
Neutral - (correct answer)A substance which is neither acidic or basic (pH of 7)
Draw what happens to the ionic compound HCl when placed in a beaker of water -
(correct answer)Look at first page diagram
When HCl dissolves in water it creates a _______ ________ because ___ has been
donated - (correct answer)Hydrochloric acid, H+
Acid end of pH scale is at what number - (correct answer)0
Basic end of pH scale is at what number - (correct answer)14
