교과서 질문Rank the following gases in order of their speed of diffusion through a membrane, and calculate the ratio of their diffusion rates: HCl, F2, Ar.1125views
교과서 질문Which will diffuse through a membrane more rapidly, CO or N2? Assume that the samples contain only the most abundant isotopes of each element, 12C, 16O, and 14N.542views
교과서 질문Consider the following gases, all at STP: Ne, SF6, N2, CH4. (f) Which one would effuse more rapidly than N2?472views
교과서 질문In a given diffusion apparatus, 15.0 mL of HBr gas diffuses in 1.0 min. In the same apparatus and under the same conditions, 20.3 mL of an unknown gas diffuses in 1.0 min. The unknown gas is a hydrocarbon. Find its molecular formula.2094views
미해결 질문Which molecule has the higher molar mass? which molecule would have the higher rate of effusion?1371views
미해결 질문How much faster do ammonia ( NH3 ) molecules effuse than carbon monoxide ( CO ) molecules?1106views