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Chem lab II
Acids & Bases
19
Chemistry
Undergraduate 1
04/14/2010

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Cards

Term
Whats the formula for 1 x 10-14th
Definition
[H+][OH-]
Term
What happens when H+ concentration is increased?
Definition
OH- concentration is decreased
Term
What happens when H+ concentration is increased?
Definition
OH- concentration is decreased
Term
What's the reaction when HCL is mixed...aka'reacts' with water
Definition
HCL + H2O->H2O + CL
Term
Ratio of ions produced wil be the same or dif
Definition
same
Term
For Strong Acids or Bases, Ratio of ions produced wil be
Definition
same b/cause dissociates 100%EG
Term
What is pH
Definition
a direct measurement of [H+] or H3O concentration= [H3O+]=10-pH
Term
What is pH
Definition
a direct measurement of [H+] or H3O concentration= [H3O+]=10-pH
Term
What is pH
Definition
a direct measurement of [H+] or H3O concentration= [H3O+]=10-pH
Term
What is pH
Definition
a direct measurement of [H+] or H3O concentration= [H3O+]=10-pH
Term
What does amphoteric mean?
Definition
when an ion can behave as an acid-donate, or a base-accept/consume H's
Term
pH indicators used?
Definition
litmus paper: red-changes for basic & thymol blue changes for acidic ALSO red cabbage (anthocyanin/flavonol
Term
for the red cabbage indicator sltn; how many serial solutions did we prepare
Definition
5
Term
whats the reaction for carbonic acid and water?
Definition
H2CO3(aq)->H3O+ + HCO3-
Term
whats the reaction for carbonic acid and water?
Definition
H2CO3(aq)->H3O+ + HCO3-
Term
whats the 3rd reaction for H2CO3(reversible)when large amount of CO2 is added to water
Definition
CO2 + H2O->H2CO3(aq)
Term
whats the 3rd reaction for H2CO3(reversible)when large amount of CO2 is added to water
Definition
CO2 + H2O->H2CO3(aq)
Term
HCO3 is amphoteric
Definition
Term
write a balanced chemical equation for HCL + NaOH
Definition
->H20 + NaCL...OH's will alway make water
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