Answer: 0.87%
Step-by-step explanation:
Percent error = [tex]\dfrac{|\text{ Estimated value - actual value}|}{\text{actual value}}\times100\\[/tex]
Given: Estimated density = 1360 g/L
Actual value = 1372 g/L
Percent error = [tex]\dfrac{|1360-1372|}{1372}\times100\\\\[/tex]
[tex]\dfrac{|-12|}{1372}\times100\%\\\\= \dfrac{12}{1372}\times100\approx0.87\%[/tex]
Hence, the percent error of Ai-Lin's experiment = 0.87%