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A 0.10 g sample of a gas is collected over water in 2.00 s. What is the mean rate of gas collection in g s⁻¹?.
- A.0.050 gs⁻¹
- B.0.020 gs⁻¹
- C.0.010 gs⁻¹
- D.0.005 gs⁻¹
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