what is the ph of a buffer that is 0.9 M acetic acid and 1.1 M sodium acetate after 0.10 mol NaOH is aded to 1 of the buffer

Air can be considered a mixture. which statement does not explain why?

Which scientists contributed to the determination of how cfcs in clouds in the upper atmosphere could destroy ozone molecules

Which can be observed only in a microscopic view? a) structure of a muscle cell b) shape of a soybean plant c) foam insulation d) x-ray of a knee joint