BYU ONLINE: CHEMISTRY 043: SPEEDBACK LESSON 7 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED LATEST UPDATE GRADED A++ 2025/2026

8/12/25, 8:14
PM

BYU ONLINE: CHEMISTRY 043: SPEEDBACK
LESSON 7 EXAM QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTIONS VERIFIED LATEST UPDATE
GRADED A++ 2025/2026



Terms in this set (30)


A conjugate acid is the is formed by the addition of a proton
species that does which of to a base
the following?


is formed by the addition of a
proton to a base
remains after a base has
given up a proton is formed
by the addition of a proton to
an acid
remains after an acid has given
up a proton
In the chemical equation NH2- + H2O
H2O →
NH3 + OH-, the acid is which
of the following?


H2O NH2-
NH3 OH-

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, 8/12/25, 8:14
PM
Four unknown compounds A, ADCB
B, C, and D have the following
pH: A (2.3), B (11.6), C (7.8),
and D (4.5). Place the
unknown compounds in order
from most
concentrated acid to least
concentrated acid.


DCAB
ADCB
BCDAAB
CD
In the chemical equation HNO3 + NaNO3
NaOH →
H2O + NaNO3, what is the
conjugate base?


NaOH H2O
HNO3
NaNO3
Arrhenius theorized that an acid increases the concentration of
is a hydrogen ions when dissolved in
chemical compound that does water
which of the following?


increases the concentration
of hydrogen ions when

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