Answer:
it is a solid
Explanation:
a solid is a fixed shape and size while liquids and gasses are not
Athe temperature has a great timer ksnswer:
Explanation:
b. Na2HPO4 + NaH2PO4.
A <em>buffer </em>is a solution of a weak acid and its conjugate base. The weak acid is H2PO4^(-) and its conjugate base is HPO4^(2-).
All the other options are incorrect because they consist of only a single component.
Answer:
your answer should be the bottom
sorry if im wrong
Explanation:
Because more than one substance was released (following a color change signifying a chemical reaction), the sample was indeed, a compound.