Helium-oxygen mixtures are used by divers to avoid the

Reference no: EM13641028

Helium-oxygen mixtures are used by divers to avoid the bends and are used in medicine to treat ailments. What percent (by moles) of He is present in a helium-oxygen mixture having a density of 0.498g/l at 25 degrees C and 721 mmHg?

Reference no: EM13641028

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