现有反应：\(m{Na_{2}S_{2}O_{3}+H_{2}SO_{4}=Na_{2}SO_{4}+SO_{2}+S↓+H_{2}O}\)，下列各组实验中最先出现浑浊的\(m{(}\)　　\(m{)}\) 实验反应温度\(m{/℃}\) \(m{Na_{2}S_{2}O_{3}}\)溶液稀\(m{H_{2}SO_{4}}\) \(m{H_{2}O}\) \(m{V/mL}\) \(m{c/(mol⋅L^{-1})}\) \(m{V/mL}\) \(m{c/(mol⋅L^{-1})}\) \(m{V/mL}\) \(m{A}\) \(m{25}\) \(m{5}\) \(m{0.1}\) \(m{10}\) \(m{0.1}\) \(m{5}\) \(m{B}\) \(m{25}\) \(m{5}\) \(m{0.2}\) \(m{5}\) \(m{0.2}\) \(m{10}\) \(m{C}\) \(m{35}\) \(m{5}\) \(m{0.1}\) \(m{10}\) \(m{0.1}\) \(m{5}\) \(m{D}\) \(m{35}\) \(m{5}\) \(m{0.2}\) \(m{5}\) \(m{0.2}\) \(m{10}\) --优优班--学霸训练营

现有反应：\(\rm{Na_{2}S_{2}O_{3}+H_{2}SO_{4}=Na_{2}SO_{4}+SO_{2}+S↓+H_{2}O}\)，下列各组实验中最先出现浑浊的 \(\rm{(}\)　　\(\rm{)}\)

实验	反应温度\(\rm{/℃}\)	\(\rm{Na_{2}S_{2}O_{3}}\)溶液		稀\(\rm{H_{2}SO_{4}}\)		\(\rm{H_{2}O}\)
实验	反应温度\(\rm{/℃}\)	\(\rm{V/mL}\)	\(\rm{c/(mol⋅L^{-1})}\)	\(\rm{V/mL}\)	\(\rm{c/(mol⋅L^{-1})}\)	\(\rm{V/mL}\)
\(\rm{A}\)	\(\rm{25}\)	\(\rm{5}\)	\(\rm{0.1}\)	\(\rm{10}\)	\(\rm{0.1}\)	\(\rm{5}\)
\(\rm{B}\)	\(\rm{25}\)	\(\rm{5}\)	\(\rm{0.2}\)	\(\rm{5}\)	\(\rm{0.2}\)	\(\rm{10}\)
\(\rm{C}\)	\(\rm{35}\)	\(\rm{5}\)	\(\rm{0.1}\)	\(\rm{10}\)	\(\rm{0.1}\)	\(\rm{5}\)
\(\rm{D}\)	\(\rm{35}\)	\(\rm{5}\)	\(\rm{0.2}\)	\(\rm{5}\)	\(\rm{0.2}\)	\(\rm{10}\)

A．\(\rm{A}\)

B．\(\rm{B}\)

C．\(\rm{C}\)

D．\(\rm{D}\)

【考点】探究影响化学反应速率的因素

【分析】请登陆后查看

【解答】请登陆后查看

难度：中等