Answer:
The two that are true are, "this represents a pure compound in two different states" and "it represents a mixture a solid and a gas".
Explanation:
This two are concluded only from the picture and the use of uniform colors throughout the picture (Showing the same element).
They must have both cations and anions.
I hope this helps.
The correct answer to this question is letter "B. decomposition." The <span>type of reaction in the chemical reaction is decomposition.
</span><span>CaCO3 + H2SO4 → CaSO4 + H2O + CO2
Looking at the equation, it shows decomposition.</span>
They are both true glad i could help