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Chemistry, 21.06.2019 15:00
The density of a planet is 0.69 g/cm3 (density of water is 1.0 g/cm3). which of the following planets might this be? a. mercury b. venus c. saturn d. mars
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Chemistry, 22.06.2019 09:00
Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?
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Chemistry, 22.06.2019 11:00
The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.
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Chemistry, 23.06.2019 00:00
What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?
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2h2o》2h2+o2 what type of chemical reaction does this equation represent...
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