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Is an impossible event. That would be true magic! Elements that are needed to create gas are not in water.
No, that is not true. Scientists learn from the work of other scientists and that is vital to the advance of science. If everyone is working in isolation, they will constantly have to reinvent the wheel.
False. The control subject (Or control group) should be kept isolated from the variables of the experiment. This group will detemine if changing a variable is better or worse than not changing the variable.
A variable does and must change, but you can only have one variable, otherwise the experiment becomes biased and unfair
The additional heat, called "enthalpy" completes the phase change, by changing the arrangement of the molecules in the existing environment, not the temperature. The energy must be removed from a gas to cause condensation into liquid, and from a liquid to cause solidification (freezing). Conversely, it is added when changing a solid to a liquid or a liquid to a gas. At a certain temperature (critical temperature), the process happens spontaneously because the phase boundary disappears.
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This is true.
TRUE