They are activating which is causing them to do this
Answer:
A chemical reaction that has a positive ΔH is said to be endothermic , while a chemical reaction that has a negative ΔH is said to be exothermic . What does it mean if the ΔH of a process is positive? It means that the system in which the chemical reaction is occurring is gaining energy.
Answer:
2-ethly-3-5 dimethylheptam
Explanation:
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Answer:
Explanation:
when few crystals of iodine are added to test tube
the test tube gets heated and turns into a gas
which later soldifies to a liquid
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