When the stopper is removed from a partly filled bottle containing solid and liquid acetic acid at 16.7 °c, a strong vinegar like odor is noticeable immediately. how many acetic acid phases must be present in the bottle? explain. phase(s) are present within the bottle; is/are observed visually, while is/are detected by the immediate odor?

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.