A tank of propone gas at a pressure of 2.75 atm is cooled from 75 degrees Celsius down to 25 degrees Celsius. What is the new pressure if the volume remains constant

Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid

Acompound has the molecular formula c3h8. which class of organic compounds does it belong to?

Time remaining 58: 10 an atom that has 84 protons and 86 neutrons undergoes a reaction. at the end of the reaction, it has 82 protons and 84 neutrons. what happened to the atom? it accepted radiation in a chemical reaction it donated neutrons to another atom in a chemical reaction it emitted an alpha particle in a nuclear reaction. it accepted protons in a nuclear reaction. mark this and retum save and exit next submit