Page 336 - Chemistry eBook
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(1) equal to the total number of electrons
partic b
b
n n
n p
g f
o
i a
gained
(2) equal to the total number of protons gained
(3) less than the total number of electrons
gained
(4) leSssamthpalne tRhegteontatsl nQuumesbteironof protons gained
(2) stable (3) unsta partic (4) unsta
partic
Which penetrati
(1) proto (2) beta
Thedatin of a bene
(1) isome (2) electr (3) organ (4) radio
27 Which compounds yield hydrogen ions as the only posiJtaivne2io0n1s3in#a2n6aqueous solution?
(1)HCO andHCHO 23232
(2) H2CO3 and NaHCO3 (3) NH3 and HC2H3O2
Explanation: We know that electrolytes are acids, bases, and salts. Reffy, Table L (p. 6) tell us that KOH is a common base and Reffy Table K (p. 6) tells us that H2SO4 is an acid.
29
30
Choice #3
26 Which compounds are electrolytes? (1) C2H5OH and H2SO4
(2) C2H5OH and CH4 (3) KOH and H2SO4 (4) KOH and CH4
(4) NH3 and NaHCO3
Answer
335 © UNIT 9: ACIDS AND BASES
