A) an element
B) a compound
C) an element
D) an element
E) a mixture
F) a compound
G) an element
H) a mixture
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>
Answer:Individual contour lines on a topographical map are a fixed interval of elevation apart known as a contour interval. Common contour intervals are 5, 10, 20, 40, 80, or 100 feet. The actual contour interval of a map depends upon the topography being represented as well as the scale of the map.
To shorten it, i would say that Kinetic energy is determined by the speed and mass of an object