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Chemistry, 21.06.2019 16:30
What is the force of attraction between the particles in a salt crystal
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Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density
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Asolution of sodium hydroxide was titrated against a solution of sulfuric acid. how many moles of sodium hydroxide would react with 1 mole of sulfuric acid?
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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
Which letter represents a waning crescent moon?...
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