Untitled - Kelly Walsh High School

78 CHEMISTRY FOR THE UTTERLY CONFUSED
24. a. Cu2 (aq) Mg(s) l Mg2 (aq) Cu(s)
b. 2 Al(s) 3 Ni2 (aq) l 2 Al3 (aq) 3 Ni(s)
c. NR
d. 2 Li(s) 2 H2O(l) l 2 Li (aq) 2 OH2 (aq) H2(g)
e. 2 H (aq) Fe(s) l Fe2 (aq) H2(g) 25.
1 1mL
a ba 0.1667 M HNO2 30.00 mL 103L b
a 0.1000 mol Ca(OH) 2
ba
1L
103L 1mL b(25.00 mL)a 2 mol HNO2 b
1 mol Ca(OH) 2
26. a 0.1000 mol HNO2 ba
1L
103L 1mL b(25.00 mL)a1 mol Ca(OH) 2
b
2 mol HNO2 27.
28.
1 1mL
a ba 0.04167 M Ca(OH) 2
30.00 mL 103L b
9.000 103 a L
2 mol HNO a
2
1L
ba
b
1 mol Ca(OH) 2 0.1000 mol HNO2 0.01000 mol Ca(OH) 2
ba
1L
103L b(45.00 mL)
1mL
a 0.2667 L
1 mol Ca(OH) a
2
1L
ba
b
2 mol HNO2 0.01500 mol Ca(OH) 2
0.2000 mol HNO2 ba
1L
103L b(40.00 mL)
1mL