C
the correct answer would be c
Answer:
73
Step-by-step explanation:
Reason number 1 (before) is that you could contaminate your samples if you have foreign material on your hands.
Reason number 2 (after) is that you could spread<span>/or ingest dangerous chemicals or substances that you have handled in the lab.</span>
Part A: slope is 40
And i don’t know the rest I’m sorry
Answer:
c
Step-by-step explanation:
