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1 . Given the conversion factors and definitions discussed in the lesson , which of the following is equivalent to 2 atm ?
2 . Which sentence below is NOT true about pressure ?
3 . You ' ve got gas ! A sample of it that , is . More specifically , a 350.0 mL sample in an flexible container that has a temperature of 293.15 K . Suppose you throw it on the stove and heat it to 373.15 K . What will the new volume be ( in L )?
4 . I have a cylinder sitting in my lab that contains 1.55 L of gas , and it ' s temperature is 305.15 K . If I compress the cylinder and change the volume to 0.755 L , what will be the new temperature in Celsius ?
5 . I have a pressure cooker in my underground lair that is brewing a diabolical solution . I set everything up and went upstairs , but forgot to write down the initial temperature . When I came downstairs later to check on it , I see that the pressure gauge shows that the pressure has decreased by 10 times , while the volume increased by 5 times . The temperature now reads -123.15 ° C . What was the starting temperature when I left ( in ° C )?
6 . A liquid generally wants to decrease the area of its surface as much as possible . The natural tendency to do this is known as what ?
7 . When you put water into an ice cube tray and stick it in the freezer to make ice , which of these is true ?
8 . Most people don ' t realize that once something starts to melt , cranking up the heat does ' t make the temperature of the substance higher , at least not until it is ALL melted . When you add lots of extra heat to a solid that is in the process of melting , what ends up happening to all of this extra energy you are adding ? It is used to do what ?