Answer:
B. A tertiary alcohol; a secondary alcohol
Explanation:
Grignard reagent has a formula RMgX where X is a halogen, and R is an alkyl or aryl group.
Grignard reagent reacts with aldehydes and ketones to form alcohol. However the classification (that is; Primary, secondary and tertiary) varies depending on which it reacts with.
2-butanone is a ketone.
Ketones reacts with Grignard reagent to form tertiary alcohol
Butanal is an aldehyde.
Aldeyde reacts with grignard reagent to form Secondary alcohol
The answer is; Tertiary alcohol; Secondary alcohol
The principal positively charged ion that has a significant role in maintaining fluid and electrolyte balance is p<span>otassium.
</span><span>Potassium (K) is the third most abundant mineral in the body.
It is needed for the function of brain, heart, kidneys and muscular tissues.
</span><span>Potassium is important for keeping the body hydrated and with sodium support cellular function (sodium-potassium pump).</span>