Unit 1
How does a liquid turn into a gas
Evaporation
which type of matter has atoms that are close together
solid
what does Na and Cl make
what is the reactant? NaHCO3+HC2H3O2->HO2+CO2+NaC2H3O2
NaHCO3+HC2H3O2
what is an acid
a substance with a Ph level below 7
how does a gas turn into a liquid
Condensation
which type of matter has atoms far apart and free moving
gas
what does H2 and O make
water
True or false
is water a reactant
false
what is a base
a substance with a Ph level above 7
how does a liquid turn into a solid
freezes
which type of matter has atoms that fill up the space they are in
liquid
what is a ionic bond
Two elements that are bonded together
true or false
is vinegar a reactant
true
what is a weak acid
an acid that is diluted in water