Classify the chemical equations as being balanced or not balanced.

a balanced equation can be seen when number of moles of a certain atom on the right hand side equals to number of moles of that atom on the left hand side

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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.