A student overshot the equivalence point when he was using NaOH to determine the
concentration of an unknown acid, HA.
What ions are present in the purple
solution in the flask?
A. H+, A-, Na+ and OH-
B. A-, Na+ and OH-
C. A-, Na+ and H+

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Explanation:

hurricanes form when warm, moist air from the ocean surface quickly rises into the atmosphere and forms storm clouds and rain. when the clouds are formed, heat is released which warms the cool air in the upper regions of the atmosphere so that the cycle can continue. which two phases of the water cycle are repeated in this process?

(b) which contains higher levels of vitamin b, oranges or spinach?

explanation:

you can eliminate a, c, and d because they are questions based on opinions.