Which statement best describes the amount of catalyst that remains at the end of a reaction?
a. more catalyst is present at the end than at the beginning of the reaction.
b. less catalyst is present at the end than at the beginning of the reaction.
c. the amount of catalyst is the same at the end as at the beginning of the reaction.
d. the catalyst is consumed by the reaction, so none remains at the end of the reaction.

Prompt compare the three types of volcanic mountains in terms of shape, type of eruption, and the minerals that make up the volcano

Ateam from new york presbyterian hospital is conducting a study about a recent increase in cases involving both excess sweating and kidney stones. what would the team need before it draws a conclusion about the cases? medications that are specifically designed to treat the sickness machines that are built to process blood and reduce symptoms until patients are healthy again data that profile the various patients who report these symptoms proof that the excess sweating is related to the excessive kidney stones

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