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W>W Quanto é 19 vezes 8, dividido por 18? - What was the objective of the experiment described in the text? To understand the formation of stationary waves for sound waves. To verify the ph...>What are the alternative means used by the malandros to overcome physical space barriers? I - Cell phones are the only means used by the malandros...atéWhat are the basic causes of work accidents? I- Unsafe condition: irregularities in installations, machines or work equipment that cause accidents...