Answer:
ether is an especially good solvent for the formation of Grignard reagents because ethers are non-acidic (aprotic). Water or alcohols would protonate and thus destroy the Grignard reagent, because the Grignard carbon is highly nucleophilic. This would form a hydrocarbon.
Answer:
El mejor deporte para fortalecer los músculos de los hombros es<u> los aeróbicos.</u>
Explanation:
Aerobic exercise is based on the development of activities with less intensity than those performed in anaerobic exercise, but for longer periods of time (walking, running, swimming and cycling), with the aim of achieving greater resistance.Unlike anaerobic exercise, the aerobic does not increase muscle mass.
The main benefits you can get with the practice of aerobic exercise are:
- It allows you to lose weight.
- It improves cardiovascular function.
- Positively influences mood.
- Increase calcium absorption levels.
- It helps lower blood pressure and reduce cholesterol levels.
- Increase resistance capacity.
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