a.
Chemistry, 04.09.2019 21:30 miraclewhipppp
Astudent has an unknown sample. how can spectroscopy be used to identify the sample?
a.
it can identify the elements in the sample.
b.
it can determine the number of electrons in the sample.
c.
it can determine the ratio of the elements in the sample.
d.
it can determine the molecular structure of atoms in the sample.
Answers: 2
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Which symbol can be used to indicate the pressure at which a chemical reaction is carried out? 25°c 2 atm pa
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Which property of water causes water drops to bead on a freshly waxed car?
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A1.50-liter sample of dry air in a cylinder exerts a pressure of 3.00 atmospheres at a temperature of 25°c. without changing the temperature, a piston is moved in the cylinder until the pressure in the cylinder is reduced to 1.00 atmospheres. the volume of the gas is
Answers: 3
Astudent has an unknown sample. how can spectroscopy be used to identify the sample?
a.
a.
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