The metal has began to rust changing its physical appearance.
I believe it’s
The reactants
The products
And the Arrow indicating the direction of the chemical reaction
endothermic means it absorbs energy while exothermic means it releases energy. remember this.
Answer:
If heart disease is suspected, we use two-dimensional doppler imaging technologies that take in-depth images of the heart. The doppler system records sound waves as they bounce off blood cells in your heart and change pitch. The blood flow shown in these images is colorized to better detect any problems.
Explanation:
