Bath water normally has electrolytic behaviors and will create a conductivity
reading using a conductivity probe even
though distilled water does not. This is
because bathwater:

A. contains isotopes of hydrogen

B. has been heated

C. is separated into H ions and
OH ions

D. contains dissolved minerals such as calcium
and magnesium

i believe the correct answer is d

d) center of the mid-ocean ridge

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what do the different brain waves do?

explanation:

brainwaves are produced by synchronised electrical pulses from masses of neurons communicating with each other. brainwaves are detected using sensors placed on the scalp. brainwave speed is measured in hertz (cycles per second) and they are divided into bands delineating slow, moderate, and fast waves.