Answer:
The answer is A.
Explanation:
Saturated fatty acids contain long, unbranched chains of carbon atoms. In addition to that, there are no double bonds within the carbon atoms. Hope this helps :)
Fruits fall down due to inertia of rest when the branches of a tree are shaken. Fruits and branches are both at rest, but when branches of trees are shaken, branches starts moving where as fruits remain its state of rest and so separated from the branches and fall down.
We subtract the enthalpies of the reactants from that of the products:
Since this is < 0, this is an exothermic reaction.
Answer:
No. No new substance is formed during Physical change.
