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What is 1 + 3?
matter and energy 3
the attractive force between similar molecules is called
the transuranium element with the atomic number 104
mercury and chlorine
two elements , the first a metal and the second a nonmetal, that are liquid at room temperature
a chemical reaction must take place to form
one atom of carbon and two of oxygen is
a molecule of CO2
reaction to pressure
all of the following are chemical properties except
reacts with acids
all of the following are physcial properties except
is not a chemical change
without energy molecualr motion would
neither created or destroyed
under ordinary conditions matter or energy can be