Which of the following statements is true? A)If a hypothesis is proven false, a mistake has been made in the experiment. B) The independent variable is what changes as a result of the dependent variable. C) Changes in the independent variable cause changes in the dependent variable. D) Once a hypothesis is proven true, it becomes a theory and cannot be disproved. ANSWER ASAP

D

Explanation:

once a hypothesis is proven true, it becomes a theory and cannot be disproved.

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> b takes place in the gas phase in an isothermal tubular reactor. the feed is one mole of a per one mole of c, an inert. the entering temperature and pressure are 427°c and 10 atm, respectively. the gas constant r = 0.08206 atm · l/mol · k.