Thủy phân hoàn toàn 4,4 gam <span class="MathJax_Preview" style="color: inherit;"><span class="MJXp-math" id="MJXp-Span-1"><span class="MJXp-mstyle" id="MJXp-Span-2"><span class="MJXp-mi MJXp-italic" id="MJXp-Span-3">C</span><span class="MJXp-mrow" id="MJXp-Span-4"><span class="MJXp-msubsup" id="MJXp-Span-5"><span class="MJXp-mrow" id="MJXp-Span-6" style="margin-right: 0.05em;"><span class="MJXp-mi MJXp-italic" id="MJXp-Span-7">H</span></span><span class="MJXp-mrow MJXp-script" id="MJXp-Span-8" style="vertical-align: -0.4em;"><span class="MJXp-mn" id="MJXp-Span-9">3</span></span></span></span><span class="MJXp-mi MJXp-italic" id="MJXp-Span-10">C</span><span class="MJXp-mi MJXp-italic" id="MJXp-Span-11">O</span><span class="MJXp-mi MJXp-italic" id="MJXp-Span-12">O</span><span class="MJXp-mrow" id="MJXp-Span-13"><span class="MJXp-msubsup" id="MJXp-Span-14"><span class="MJXp-mrow" id="MJXp-Span-15" style="margin-right: 0.05em;"><span class="MJXp-mi MJXp-italic" id="MJXp-Span-16">C</span></span><span class="MJXp-mrow MJXp-script" id="MJXp-Span-17" style="vertical-align: -0.4em;"><span class="MJXp-mn" id="MJXp-Span-18">2</span></span></span></span><span class="MJXp-mrow" id="MJXp-Span-19"><span class="MJXp-msubsup" id="MJXp-Span-20"><span class="MJXp-mrow" id="MJXp-Span-21" style="margin-right: 0.05em;"><span class="MJXp-mi MJXp-italic" id="MJXp-Span-22">H</span></span><span class="MJXp-mrow MJXp-script" id="MJXp-Span-23" style="vertical-align: -0.4em;"><span class="MJXp-mn" id="MJXp-Span-24">5</span></span></span></span></span></span></span><script type="math/tex" id="MathJax-Element-1">\Large C{{H}_{3}}COO{{C}_{2}}{{H}_{5}}</script> c

Thủy phân hoàn toàn 4,4 gam CH3COOC2H5 c

4.1/5

Tác giả: Thầy Tùng

Đăng ngày: 18 Aug 2022

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Câu hỏi:

Thủy phân hoàn toàn 4,4 gam CH3COOC2H5 cần vừa đủ V ml dung dịch NaOH 0,5M đun nóng. Giá trị của V là

Đáp án án đúng là: B

Lời giải chi tiết:

nCH3COOC2H5=0,05 mol

CH3COOC2H5+NaOHCH3COONa+C2H5OH

nNaOH=0,05

V=0,1 l=100 ml