Chemistry, 02.06.2021 05:30 royalvogue3562
During a lab, a teacher gives each student 4 white substances in separate cups. The teacher says, "I gave you 4 substances (granulated sugar, powdered sugar, salt and ammonium chloride) in different cups and you need to determine which cup they are in." Describe a procedure (step 1, step 2, etc.) that you could do in order to identify which substance is in which cup.
Answers: 3
Chemistry, 22.06.2019 11:50
If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.
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Chemistry, 22.06.2019 22:30
Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.
Answers: 2
During a lab, a teacher gives each student 4 white substances in separate cups. The teacher says, "I...
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