2
RCMultiple Choice
Unit Test — Cumulative exam
Question 2 • LHS Physical Science
Giovanni created this chart to study for an exam.Which best describes how to correct the error in the chart?
Answer
A
Remove “plastics” from the uses for sodium hydroxide.B
Swap the uses for iron oxide and calcium carbonate.C
Change the use for calcium chloride to “used in preservatives.”D
Add “de-ice roads” to uses for calcium carbonate.