Use the table to identify the phase and phase changes of the elements under the given conditions. Write the name of the substance, phase, or phase change.
When the temperature in a room increases from
25°C to 33°C,
changes from a solid
to a liquid.
In a lab, methane and nitrogen are cooled from
-170°C to -200°C. The methane freezes and the
nitrogen
.
When gold is heated to 2,856°C it changes from a liquid to a
.
A 3-column table with 4 rows. Column 1 is labeled Substance with entries Gallium (upper G a), Gold (upper A u), Methane (upper C upper H subscript 4), Nitrogen (upper N subscript 2). Column 2 is labeled Melting point in degrees Celsius with entries 30, 1,064, 2,856. negative 183, negative 210. Column 3 is labeled Boiling point in degrees Celsius with entries 2,204, negative 162, negative 196.
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Ответ:
The answer is D, they help the patient giving the proper amount of nutrients. Come on bro, don't tell me your actually using for this question.
Explanation:
boi -_-