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Which statement describes a chemical property of a mineral?
A. The mineral...
NEED ASAP!!
Which statement describes a chemical property of a mineral?
A. The mineral forms gas bubbles when a sample is stored in water.
B. The mineral's surface is easily scratched by other materials.
C. The mineral's color can be white, pink, or yellow.
D. The mineral's luster is dull, even if you polish it.
Answers: 3
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How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?
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An atom of which element reacts with an atom of hydrogen to form a bond with the greatest degree of polarity ?
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Consider the reaction of a(g) + b(g) + c(g) => d(g) for which the following data were obtained: experiment initial [a], mol/l initial [b], mol/l initial [c], mol/l initial rate, mol/l.s 1 0.0500 0.0500 0.0100 6.25 x 10^-3 2 0.100 0.0500 0.0100 2.50 x 10^-2 3 0.100 0.100 0.0100 1.00 x 10^-1 4 0.0500 0.0500 0.0200 6.25 x 10^-3 what is the rate law for the reaction?
Answers: 3
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