<u>A. reaction A: chemical; reaction B: nuclear</u>
Answer:
Solution given:
as
Circle 2: Reaction B
-Involves neutrons
-Happens inside atomic nucleus
-Releases relatively large amounts of energy
<u>I</u><u>t</u><u> </u><u>h</u><u>a</u><u>p</u><u>p</u><u>e</u><u>n</u><u>s</u><u> </u><u>o</u><u>n</u><u> </u><u>n</u><u>o</u><u>r</u><u>m</u><u>a</u><u>l</u><u> </u><u>c</u><u>h</u><u>e</u><u>m</u><u>i</u><u>c</u><u>a</u><u>l</u><u> </u><u>reaction</u><u>.</u>
Circle 2: Reaction B
-Involves neutrons
-Happens inside atomic nucleus
-Releases relatively large amounts of energy
<u>I</u><u>t</u><u> </u><u>h</u><u>a</u><u>p</u><u>p</u><u>e</u><u>n</u><u>s</u><u> </u><u>o</u><u>n</u><u> </u><u>n</u><u>u</u><u>c</u><u>l</u><u>e</u><u>a</u><u>r</u><u> </u><u>r</u><u>e</u><u>a</u><u>c</u><u>t</u><u>i</u><u>o</u><u>n</u><u>.</u>
Answer:
Color Changes. A change in color often indicates a chemical change.
Temperature Changes. Changes in temperature might also indicate a chemical change has occurred.
Precipitates. The formation of a precipitate is a sign that a chemical change has occurred.
Light Emission.
Gas Production.
Explanation:
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A solution is made when one substance called the solute "dissolves" into another substance called the solvent. Dissolving is when the solute breaks up from a larger crystal of molecules into much smaller groups or individual molecules.