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प्रश्न
The mixture used for artificial breathing by asthma patients:
विकल्प
He and O2
He and H2
Ne and O2
He and N2
MCQ
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उत्तर
He and O2
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
The mixture used for artificial breathing by asthma patients:
He and O2
He and H2
Ne and O2
He and N2
He and O2