Chemistry, 07.11.2019 03:31 raineyanderson17
Astudent had 1.00 l of a 1.00 m acid solution. much to the surprise of the student, it took 2.00 l of 1.00 m naoh solution to react completely with the acid. explain why it took twice as much naoh to react with all of the acid. in a different experiment, a student had 10.0 ml of 0.020 m hcl. again, much to the surprise of the student, it took only 5.00 ml of 0.020 m strong base to react completely with the hcl. explain why it took only half as much strong base to react with all of the hcl.
Answers: 3
Chemistry, 22.06.2019 06:40
Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.
Answers: 3
Chemistry, 22.06.2019 11:20
Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.
Answers: 2
Chemistry, 22.06.2019 12:00
Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt
Answers: 1
Chemistry, 22.06.2019 13:00
6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.
Answers: 1
Astudent had 1.00 l of a 1.00 m acid solution. much to the surprise of the student, it took 2.00 l o...
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