Chemistry Questions

What unit is used to measure weighted average atomic mass?a. amub. gramc. angstromd. nanogram
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Is this a chemical or physical property;Sandpaper is scratchy
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Describe the motions of particles in three common states of matter
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The metric unit of force is the A. kilogram.B. newton.C. gram.D. nanometer.
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The most easily polluted groundwater reservoirs are ______ aquifers?
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Which substance can not be decomposed by a chemical change?A. AmmoniaB. CarbonC. MethaneD. Water
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Two basic properties of the solid phase are
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In a play, the rising action consists of the events that lead up to thea. last line in the scene.c. external conflict.b. climax.d. internal conflict.
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A gas sample is at 25°C and 1.0 atmosphere. Which changes in temperature and pressure will cause this sample to behave more like an ideal gas?(1) decreased temperature and increased pressure(2) decreased temperature and decreased pressure(3) increased temperature and increased pressure(4) increased temperature and decreased pressure
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Which lists the elements in order from least conductive to most conductive?A. nitrogen (N), antimony (Sb), bismuth (Bi)B. nitrogen (N), bismuth (Bi), antimony (Sb)C. antimony (Sb), nitrogen (N), bismuth (Bi)D. bismuth (Bi), antimony (Sb), nitrogen (N)
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Which equation represents a spontaneous transmutation
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Name two animals that are omnivores. Give an example of a plant and an animal that each one might eat.
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What happens immediately before a volcano erupts?
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The muscles in the stomach aid in digestion by __________.a. secreting bile b. churning, or mixing, food c. opening and closing the stomach d. absorbing nutrients
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What happens when the kinetic energy of molecules increases so much that electrons are released by the atoms, creating a swirling gas of positive ions and negative electrons?
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If people have trouble digesting fats, they most likely have trouble with __________.a. the esophagus and liverb. the pancreas and stomachc. the liver and gallbladderd. the small intestine and large intestine
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An atom of argon in the ground state tends not to bond with an atom of a different element because the argon atom has (a)a total of two valence electrons (b)more protons than neutrons (c)more neutrons than protons or (d)a total of eight valence electrons
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A force that keeps objects in motion from going on forever
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