Chemistry, 26.05.2021 20:30 cjtambasco
Which equilibrium represents a buffer equilibrium?
A.
HI + H2O ⇔ H3O+ + I-
B.
HCN + H2O ⇔ H3O+ + CN-
C.
NaOH ⇔ OH- + Na+
D.
HCl + H2O ⇔ H3O+ + Cl-
E.
HClO4 + H2O ⇔ H3O+ + ClO4-
Answers: 2
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Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)
Answers: 3
Which equilibrium represents a buffer equilibrium?
A.
HI + H2O ⇔ H3O+ + I-
B.
H...
HI + H2O ⇔ H3O+ + I-
B.
H...
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