kamiyaharris1
06.11.2020 •
Chemistry
Hydrocortisone valerate is an ingredient in hydrocortisone cream prescribed for skin problems. Its mole
C26H380g (molar mass = 446,57 g/mol). What is the percent composition of carbon in hydrocortisone va
O A 69.9%
OB. 43.6%
C. 54.2%
D. 76.9%
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Ответ:
At nine, it can still count as neutral.
Explanation:
The ph scale goes from 0 (acid) to 14 (alkaline/base). The middle would be seven, which is neutral. Nine has more alkalinity than a true neutral, but I believe it is close enough to the middle to not count as a base.