The period of a mass-spring oscillator is 2.14 s. Every time the oscillator completes a full period, the amplitude of the oscillation gets reduced to 92.0 percent of the previous amplitude. How much time does it take for the amplitude to decay to 47.2 percent of its original initial value

Answershe should not have multiplied the sulfur atoms by the subscript 4

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Each student aligns the edge of the object with the left edge of the ruler as shown above. all four students read the ruler with a measurement of 4.6 cm. which statement describes the data they collect? i believe the answer is: the data have poor precision and poor accuracy because of a systematic error.