Answer:
12.5%.
Explanation:
The following data were obtained from the question:
Accepted value = 22.4 L
Experimental value = 19.6L
Percentage error =.?
Percentage error can be obtained by using the following formula:
Percentage error = |Experimental value – Actual value | / actual value × 100
Percentage error = |19.6 – 22.4|/22.4 × 100
Percentage error = 2.8 /22.4 × 100
Percentage error = 280/22.4
Percentage error = 12.5%
Therefore, the percentage error of Sarah is 12.5%