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According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons
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Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?
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Chemistry, 22.06.2019 15:30
Draw the lewis dot structure for each of the following polyatomic ions
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Chemistry, 22.06.2019 18:00
Which statement best describes the he properties of iconic compounds ?
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How is a coefficient used to balance an equation...
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