Jsing the investigation log above, which one of the statements are supported? Physical properties observed: melting point of 208°F and 3.3 grams in the sample. Chemical properties observed: boiling point of 1621°F and the electronegativity of 0.93. Chemical properties observed: highly reducing nature of sodium and the solid state of the sample. Physical properties observed: density of 0.968 g/cm² and the sodium reacting exothermically with water.

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A sample of sodium (Na) was observed by a scientist. The scientist wrote down the following observations in her investigation log about the sample:
Solid, cube
Density: 0.968 g/cm³
Melting point: 208'F
Na, sodium
3.3 gram sample
Sketch of sample:
Boiling point: 1621'F
Atomic radius: 186 pm
Electronegativity: 0.93 paulings
Reacts exothermically with water
Highly reducing, reduction of sodium ions requiring 2.71 volts
Combusted in dry air it forms oxides
Using the investigation log above, which one of the statements are supported?
Physical properties observed: melting point of 208°F and 3.3 grams in the sample.
Chemical properties observed: boiling point of 1621°F and the electronegativity of 0.93.
Chemical properties observed: highly reducing nature of sodium and the solid state of the sample.
Physical properties observed: density of 0.968 g/cm and the sodium reacting exothermically with water.
Transcribed Image Text:A sample of sodium (Na) was observed by a scientist. The scientist wrote down the following observations in her investigation log about the sample: Solid, cube Density: 0.968 g/cm³ Melting point: 208'F Na, sodium 3.3 gram sample Sketch of sample: Boiling point: 1621'F Atomic radius: 186 pm Electronegativity: 0.93 paulings Reacts exothermically with water Highly reducing, reduction of sodium ions requiring 2.71 volts Combusted in dry air it forms oxides Using the investigation log above, which one of the statements are supported? Physical properties observed: melting point of 208°F and 3.3 grams in the sample. Chemical properties observed: boiling point of 1621°F and the electronegativity of 0.93. Chemical properties observed: highly reducing nature of sodium and the solid state of the sample. Physical properties observed: density of 0.968 g/cm and the sodium reacting exothermically with water.
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