acid digestion equivalence point ionic precipitate analyte pH amphiprotic filtra

Question

acid
digestion equivalence point ionic
precipitate analyte
pH

amphiprotic filtration filtering low

donor acceptor specific heat

base endothermic exothermic mass qualitative calorimetry neutralization

physical end point gravimetric volumetric quantitative titration end point

chemical descriptive indicator physical enthalpy titrant weak

a) A(n) ____________ is a substance that acts as a proton acceptor.

b) Using observations of physical and chemical changes to verify a reaction is an example of ___________________ chemistry.

c) Analytical methods that use the mass of product to determine the amount of analyte in a sample are called ____________________ methods.

d) A reaction that releases heat is identified as a(n) _____________________ reaction.

e) A(n) _________________________ is a substance that changes color as the pH of solution changes.

f) The amount of heat evolved or absorbed during a reaction is called the _________________ of reaction.

g) The solid product formed during a reaction in aqueous solution is called a ___________________.

h) The ____________________________ is the point in a titration at which the analyte and titrant are present in stoichiometrically equal amounts for complete reaction.

Explanation / Answer

a. Base

b. qualitative

c. gravimetric

d. exothermic

e. indicator

f. enthalpy

g. precipitate

h. equivalence point

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