Approximately 2.81 × 1 0 21 electrons flow through an electric device that delivers a current of 15.0 A for 30 seconds. This is calculated by determining the total charge and then dividing by the charge of a single electron. The steps involved understanding the relationship between current, time, and charge.
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In the 1920s, the Ku Klux Klan reached a peak membership of up to 4 million members in the United States. This resurgence reflected the organization's promotion of white supremacy and its influence on American society following World War I. However, by the end of the decade, its power began to wane due to internal strife and increased opposition. ;