Acids and Bases - / '" " ) ' 1-...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: / '" " ) ' 1- " " ~ " ) \ ~f . ~. " , : , _ "r- J / . 1-- " '" L , j- U r ( ,- J ~ L / . Which values are correct for a solution , 6f H N0, ; , ; !)of concentration 0.010 moUL at 25C? ' t i t II (K w =LOx10- 14 at25C) '---- H N6 , ~7 \1+l- NO ; A . ~H: ' :1=1 : 0X10-12mQ1 I L and pOH=12.00 1 \ . 3 C ll t) I B. [OH- J= L Ox10- 2 mo11L and pH~ 12 . 00 ( } , O , t x l . / X C [H+J = LOx 10- 2 m?1/L and pOH = 2 . 00 C- ) ( r ( I; \ [OH-] = I . Ox 10- 12 mol/L ~ , and pH = 2 . 00 ' ) ( / \ ~ l V f- , lol . ... > ( . / ~ ~ V Baking so,", NaHCO" reacts with aretic acid in vinegar to produce: . ' r j t D ' 0 I . J . a) a salt and water 1 1 16- b rr " ~ ~- : L CH 1 J C.l f J- c k " b) carbon dioxide and water IV" H L . J .,., .. .. . J- J < fcl a salt, carbon dioxide and water 7 ) ' t t r sodium chloride and water- B r ! f b ( / L N L t t () ~ A 2 f J 3 2 1 ~1 " 1~ l . A . ~ D. I and II only I and III only n and I I I only I, II and II I The pH of solution X is 1 and that ofY is 2 . Which statement is COHect about the hydrogen ion concentrations in the two solutions? A . B . e . ~ [He] in X is half that in Y . [H + ] in X is twice that in Y . [H+] in X is one tenth of that in Y . [H+] in X is ten times that in Y . A- /l ,- I:\{ ' J ~ J / \ ' .. , ~ ~; ' jl 1 G ft.,, , , / 0 1 t v Refer to the following table when answering questions 5, 6, 7 and 8 . \ .-:- l ' C { c: d . $ tt f~ # ; '- . / K a Benzoic acid 6.31 x 10- 5 Ch1o r oethanoic acid 1 . 38x 10- 3 Ethanoic acid 1 . 74x 10- 5 Hydrocyanic acid 6 . 2 x 10- 10 5. / When t he acids in the above table are listed in decreasing order of acid ) / " strength (strongest fITst), what is the COlTect order? I . , ) . .) C 2 ....
View Full Document

Page1 / 6

Acids and Bases - / '" " ) ' 1-...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online