601ChemistryMedium
Oxygen (molecular weight = 32) diffuses at a rate of 10cm3/min under the same conditions of temperature and pressure how fast will hydrogen (molecular weight = 2) diffuse ?
A
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Correct answer
C. 40cm3/min
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40cm3/min is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
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C. Fe2O3+ 3CO——–> 2Fe+ 3CO2
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Fe2O3+ 3CO——–> 2Fe+ 3CO2 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
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D. Dobereiner
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Dobereiner is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
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B. Voltaic cell
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Voltaic cell is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
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C. Lithium
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Lithium is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
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C. CH3-CH2-CHO
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CH3-CH2-CHO is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
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B. CsI
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CsI is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
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B. Metaplasia
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Metaplasia is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
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A. rate of forward reaction
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rate of forward reaction is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
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C. Catalyst
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Catalyst is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.