Answer:
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Explanation:
vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvccccccccccccccccccccccccccccccccccccccccccc. :)
Read directions carefully. Eliminate as many options possible, select the best answer. Answer questions you know first. Go over exam again and answer hard questions next. If you have enough time left review the questions and answers again.
To calculate the density, we must do 20/5 which is 4, so the answer is 4 g/ml
Laboratory work can be started immediately upon entering the laboratory even if the instructor is not yet present. Never remove chemicals or other equipment from the laboratory. Chipped or cracked glassware is okay to use. Read all procedures thoroughly before entering the laboratory.
Is the answer
