- | a6 O' w4 Z9 j. A6 U第八题食品科学的* Y- a) y/ S* E) U6 t& {8 J$ ^6 T* A0 M(欢迎访问avcar:https://avcar.vip)
利用美拉德反应不会()% M, A2 I9 i# s. e5 J(欢迎访问avcar:https://avcar.vip)
A、产生不同氨基酸 B、产生不同的风味 . _( m3 X& l' P3 O6 hC、产生金黄色光泽 D、产生酸味成分% G+ O5 q9 }+ a% l(欢迎访问avcar:https://avcar.vip)
9 u9 _, n% |8 n* a$ m) }第九题化学英语题 % A, ]0 V+ o+ H6 z7 PWhat is always correct about the molecular ion, M+, in a mass spectrum of a compound?. R1 M* M8 a! w! ?" M+ T# a& V(欢迎访问avcar:https://avcar.vip)
A. The M+ ion peak has the smallest m/z ratio in the mass spectrum.* o5 @3 f( |0 \9 ` z6 _* H4 k(欢迎访问avcar:https://avcar.vip)
B. The m/z ratio of the M+ ion peak gives the relative molecular mass of the molecule. $ U2 e( F+ e! j7 q1 QC. The M+ ion is the most stable fragment formed during electron bombardment. $ F1 ] Y) i4 ?D. The M+ ion peak has the greatest intensity in the mass spectrum.& T/ P7 [# P8 y) v/ L7 I(欢迎访问avcar:https://avcar.vip)
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第十题采矿学 % I* L" ]1 a6 M% b7 }- m根据所含金属种类不同,金属矿石可分为