Thủy phân hoàn toàn m gam hỗ hợp x gồm tinh bột và saccarozo lấy sản phảm hữu cơ tham gia phản ứng tráng gương thu được ( m + 2,7 ) gam bạc . Giá trị của m là

When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.

What is a metal replacement reaction

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)