Question

2. Identify the following as human (H) or nonhuman (N) possible sources of error:

a. The balance used has not calibrated since it was originally plugged in___

b. Not putting the final answers in their correct number of significant figures___

c. Just as you were recording the temperature of a solution, the room suddenly feels cooler___

d. The electronic scale you use reads 0.05 g too high for all your mass measurements___

Answer 1

a. H

b. H

c. N

d. N

Step-by-step explanation:

a. Human error - It should be their responsibility to calibrate the balance

b. Human error - they should've known to put the right amount of sig figs.

c. Nonhuman error - they can't control the temperature

d. Nonhuman error - the balance must've been broken, therefore not a human error