Donna's doctor must have diagnosed her with muscle cramps. With the given symptoms above, it is likely that she is experiencing muscle cramps. Muscle cramps most likely happen when the individual experiencing it is lack of fluid intake, causing the muscles to tighten causing pain and for the muscle to contract involuntarily.
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The solution has reacted.
For every O ion, two Na ions are needed to balance charges. Which ratio represents the relationship between Na and O?
2 Na:1 O
Answer:
a).
b).
Explanation:
a).
Using the law of thermodynamic and using to isovolumetric
ΔU=Qh

So to determine the internal energy knowing the work it do

b).
Efficiency is the work done in relation of the work apply in this case to produce heat so:

Solve to Qc
![Q_{c}=Q_{h}*[1-E]](https://tex.z-dn.net/?f=Q_%7Bc%7D%3DQ_%7Bh%7D%2A%5B1-E%5D)

