问一道英文版的化学题Which of the following metals is being used as a substitute for mercury in thermometersbecause it melts at temperatures just above room temperature?(a) Zn(b) Se(c) Ge(d) Ga(e) Al求答案和题干的翻译

问一道英文版的化学题Which of the following metals is being used as a substitute for mercury in thermometersbecause it melts at temperatures just above room temperature?(a) Zn(b) Se(c) Ge(d) Ga(e) Al求答案和题干的翻译 求解一道英文的求矩阵的题find the matrix of the transformation T which maps (1,3) to (5,11) and (2,1) to (5,7) 一道初三化学题,第三问 一道头疼的化学题? 一道纠结的化学题 一道全英文的化学题One of the species in the chemical indicator HIn􀀁 exhibits a yellow colour.If acid is added,the indicator turns red.Which of the following is correct?Red YellowA.In2-􀀁 H2InB.In2-􀀁 HIn-􀀁C. 又一道英文化学题..Which one of the following is not the same number as the rest?A.The number of molecules in 4 moles of CO2.B.The number of hydrogen atoms in 2 moles of H2O.C.The number of chloride ions in 4 moles of CaCl2.D.The number of hyf 高中一道有机合成的化学题, 一道关于图像的化学题 初三下的一道化学题 求一道化学题,大学的 一道高一的化学题 问一道简单的sat数学题Lauren mixes and matches all of her jeans,shirts,and vests to make different outfits.If she can make a total of 24 outfits,each consisting of one pair of jeans,one shirt,and one vest,which of the following could NOT be t 一道关于铁碳相图化学题!The predominant phase in the iron-carbon alloy system for a composition with 99% Fe at room temperature is which of the following?austenite cementitedeltaferritegamma室温下99%铁的主要成分是什么?为什么 问一下大家一道初中化学题...高手解答...晓得的人说下哈,十分谢谢了8J 问一道关于苯的化学题对2甲苯最多有几个原子共面?为什么? 一道高中化学题,第三小问,画圈的,求过程,谢谢 化学题,看不懂英文,关于原子构造的An atom in the ground state has seven valence electrons. Which electron configuration could represent the valence electron configuration of this atom in the ground state?