Answer:
physical - arrangement of molecules changes
chemical - identity changes
Explanation:
Part 1 is the stigma and part 2 is the stamen
Answer:
When the partially positive end of one water molecule is attracted to the partially negative end of another water molecule
Explanation:
According to Arrhenius definition of acids,
is an acid.
According to Arrhenius definition of acids and bases, acid is any substance that produces hydrogen ion in solution as its only positive ion.
Following this definition, let us now consider what happens when
is introduced into a water;
(aq)-------> NH3(aq) +
(aq)
Hence, according to Arrhenius definition of acids,
is an acid.
For another example of Arrhenius acids, see
brainly.com/question/516295