Chemistry, 11.03.2021 02:20 recannon02
Many substances cannot be used for flash freezing on their own because they are not liquid at cold temperatures. For example, carbon dioxide is a solid at temperatures lower than –80 °C. Carbon dioxide is composed of one carbon and two oxygen atoms. The picture shows a model of one molecule of carbon dioxide gas and a model of the solid form of carbon dioxide. Describe how the structure of dry ice is similar to an extended crystalline structure.
Answers: 2
Chemistry, 22.06.2019 06:30
Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
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Chemistry, 22.06.2019 23:40
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Chemistry, 23.06.2019 02:20
In a chemical reaction, the final amount of the products is determined by the a. universal gas law b. law of definite proportions c. air pressure d. temperature e. none of the above me
Answers: 2
Many substances cannot be used for flash freezing on their own because they are not liquid at cold t...
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