Chemistry, 20.02.2021 23:50 bubbles173883
A 0.00215-g sample of polystyrene, a polymer composed of carbon and hydrogen, produced 0.00726 g of CO2 and 0.00148 g of H2O in a combustion analysis. What is the empirical formula for polystyrene?
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Chemistry, 22.06.2019 15:00
Which substance is a steroid? cholesterol fatty acid monosaccharide trans fat
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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.
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Chemistry, 23.06.2019 01:00
Aman applies a force of 500n to push a truck 100m down the street how much does he do?
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A 0.00215-g sample of polystyrene, a polymer composed of carbon and hydrogen, produced 0.00726 g of...
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