a) sugar
Chemistry, 07.11.2019 20:31, danielahchf
Which of the following substances would you expect to conduct electricity?
a) sugar
b) dry baking soda
c) rubbing alcohol (incorrect)
d) a solution of calcium nitrate, ca(n, in water
assume answer choices a, b, and c are as a solid, not a solution.
Answers: 1
Chemistry, 22.06.2019 07:30, SchoolFirst9811
The scheme below is from a series of reactions that are part of a synthesis of vitamin a. answer the following questions with reference to this scheme. (i) what is "reagent a"? (ii) draw a step-by-step mechanism which explains the formation of compound c from compound b (iii) which reagents would you use to form compound e from compounds c and d (reagents b and c)? for each reagent suggested above in (ii) explain the role of the reagent in the reaction to (iv) form compound e. you may wish to do this by drawing a mechanism. 1. addition of reagent a но reagent a 2. н, о" thо oh нон-с compound a. compound b. compound c .ch-оh 1. reagent b "сно 2. reagent c сh oh compound e. compound d.
Answers: 2
Chemistry, 22.06.2019 23:30, emmalado45
If it is an isoelectronic series select true, if not select false. o2-, s2-, se2-, te2- na+, k+, rb+, cs+ n3-, p3-, as3-, sb3- ag, cd+, sn3+, sb4+ f-, cl-, br-, i- f-, ne, na+, mg2+ s2-, s, s6+
Answers: 1
Chemistry, 23.06.2019 00:00, alisonsolis155
Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3
Answers: 3
Which of the following substances would you expect to conduct electricity?
a) sugar
a) sugar
Mathematics, 03.12.2020 02:40
Mathematics, 03.12.2020 02:40
Health, 03.12.2020 02:40
Mathematics, 03.12.2020 02:40
History, 03.12.2020 02:40
Mathematics, 03.12.2020 02:40
Mathematics, 03.12.2020 02:40