CH-1534
States of matter
Chemistry · Secondary 4 · Hard · States of matter
The table shows the melting and boiling points of three gases.
Gas Melting point / °C Boiling point / °C
P −220 −186
Q −210 −195
R −200 −170
At what temperature would exactly two of the gases be in the liquid state?
Gas Melting point / °C Boiling point / °C
P −220 −186
Q −210 −195
R −200 −170
At what temperature would exactly two of the gases be in the liquid state?
- −180 °C
- −190 °C
- −175 °C
- −196 °C
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