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The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?
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An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum
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Chemistry, 22.06.2019 22:30
Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.
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Chemistry, 23.06.2019 01:30
Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid
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¿Cuál es el numero de oxidación de (NH4)3AsO4?...
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