Chemistry, 26.10.2019 07:43 villanuevajose95
4. suppose a student performed a precipitation reaction and isolated his precipitate. given the
data in the table below, what was the mass of the reactants before the reaction? assume no
mass loss during the isolation of the precipitate.
mass of empty flask
54.275 g
mass of precipitate
1.240 g
mass of flask and contents after isolating precipitate
122.488 g
Answers: 3
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1) a. water molecule breaks up into hydrogen and oxygen on passing electricity. does this involve breaking intermolecular or intramolecular forces of attraction. explain b. on boiling water changes to water vapor. does this involve breaking intermolecular or intramolecular forces of attraction. explain methanol evaporates faster than water. contrast the intermolecular forces and the vapor pressures of methanol and water?
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4. suppose a student performed a precipitation reaction and isolated his precipitate. given the
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