The correct terms to fill the given blanks would be as follows:
1). If ice is heated at a constant pressure of 0.00512 atm, it will sublime.
2). If ice is heated at a constant pressure of 1 atm, it will melt.
3). If the pressure of water vapor is increased at a constant temperature of 100 degrees Celsius, it will condense.
4). If the pressure of water vapor is increased at a constant temperature of -50 degrees Celsius, it will deposit.
Constant Pressure
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