3. A student took a calibrated 200.0 gram mass, weighed it on a laboratory balance, and found it read 196.5 9. What was the student's percent error?

Explanation:

The percentage error of a certain measurement can be found by using the formula

From the question

actual mass = 200 g

error = 200 - 196.59 = 3.41

We have

We have the final answer as

Hope this helps you

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.