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Chemistry, 21.06.2019 16:00
Which statement describes the appearance of a temperature-vs.-time graph? a horizontal line shows that the temperature increases at a constant rate over time. a vertical line shows that the temperature decreases at a constant rate over time. horizontal lines where the temperature is constant during phase changes connect upward-sloping lines where the temperature increases. horizontal lines where the temperature increases are connected by upward-sloping lines where the temperature is constant for each phase.
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Chemistry, 21.06.2019 21:30
Which substances have the lowest melting points: ionic covalent, or metallic
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Chemistry, 22.06.2019 04:50
Acompound contains c, h, and o atoms. when 1.130 g of the compound is burned in oxygen, 1.064 g co2 and 0.3631 g h2o are produced. what is the empirical formula of this compound?
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Chemistry, 22.06.2019 11:40
Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.
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Water can act as both an acid and a base in an ionization reaction to form (H) and OH ions.
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