19 Which chemical reaction will happen? A. Nis) + ZnCl2(aq) → B. Ni(s) + CoCl3(aq) → C. Ni) + PbCl4(q) → D. All chemical reactions will happen.

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Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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TT
TIT
19 Which chemical reaction will happen?
A. Ni(s) + ZnCl2(aq) →
B. Ni(s) + CoCl3(aq) →
20 Which chemical reaction will happen?
A. Mn(s) + H₂SO4(aq) →
B. Cus)+FeBr3(aq) →
A. KCI
B. MgCO3
Consider the chemical reaction:
MgCl2(aq) + NaKCO3(aq) → NaCl(aq) + KCl(aq) + MgCO3(s)
21 Which substance is the precipitate?
A. KCI
B. MgCO3
Consider the chemical reaction:
MgCl2(aq) + NaKCO3(aq) → NaCl(aq) + KCl(aq) + MgCO3(s)
22 Which substance is the catalyst?
C. NaKCO,
D None of the options is a catalyst.
23 What are the spectator ions?
A. Mg2+, Cl, Na, K, CO3²-
B. Mg2+, Cl, Na+, K+
C. Nis) + PbCl4(q) →
D. All chemical reactions will happen.
C. NaKCO3
D. None of the options is the precipitate.
C. Cd(s) + Al(NO3)4(aq) →
D. All chemical reactions will happen.
Study the figure to the right. Two
reactants (blue and yellow) were added
to each container, but in different
amounts.
A. Mixture #1
B. Mixture #2
Which mixture will have the fastest
24 reaction rate?
C. Cl, Na, K+
D. None of the options are spectator ions
#1
#2
C. Mixture #3
D. All reactions will happen equally fast
#3
Transcribed Image Text:TT TIT 19 Which chemical reaction will happen? A. Ni(s) + ZnCl2(aq) → B. Ni(s) + CoCl3(aq) → 20 Which chemical reaction will happen? A. Mn(s) + H₂SO4(aq) → B. Cus)+FeBr3(aq) → A. KCI B. MgCO3 Consider the chemical reaction: MgCl2(aq) + NaKCO3(aq) → NaCl(aq) + KCl(aq) + MgCO3(s) 21 Which substance is the precipitate? A. KCI B. MgCO3 Consider the chemical reaction: MgCl2(aq) + NaKCO3(aq) → NaCl(aq) + KCl(aq) + MgCO3(s) 22 Which substance is the catalyst? C. NaKCO, D None of the options is a catalyst. 23 What are the spectator ions? A. Mg2+, Cl, Na, K, CO3²- B. Mg2+, Cl, Na+, K+ C. Nis) + PbCl4(q) → D. All chemical reactions will happen. C. NaKCO3 D. None of the options is the precipitate. C. Cd(s) + Al(NO3)4(aq) → D. All chemical reactions will happen. Study the figure to the right. Two reactants (blue and yellow) were added to each container, but in different amounts. A. Mixture #1 B. Mixture #2 Which mixture will have the fastest 24 reaction rate? C. Cl, Na, K+ D. None of the options are spectator ions #1 #2 C. Mixture #3 D. All reactions will happen equally fast #3
TTT
Balance the chemical reaction:
C4H10(s) + O2(g) → CO2(g) + H₂O(g)
17 What are the coefficients for the reactants and the products?
A. 1+10-4+8
C. 2+13 8+10
B. 2+9+4+5
D. 2+9+8+20
Balance the chemical reaction:
H₂PO4(aq) + Fe(s)→ H₂(g) + Fe3(PO4)2(s)
18 What are the coefficients for the reactants and the products?
C. 2+2+2+3
D. 2+3 3+1
A. 1+2 2+1
B. 2+1 3+2
Activity Series of Metals
lithium
rubidium
Most reactive
Least reactive
potassium
barium
strontium
calcium
sodium
magnesium
beryNium
aluminum
manganese
zinc
cadmium
iron
cobalt
nickel
tin
lead
(hydrogen)
copper
mercury
silver
palladium
platinum
gold
Li
Rb
K
Ba
Sr
Ca
Na
Mg
Be
AI
Mn
Zn
Cd
Fe
Co
Ni
Sn
Pb
(H₂)
Cu
Hg
Ag
Pd
Pt
Au
Transcribed Image Text:TTT Balance the chemical reaction: C4H10(s) + O2(g) → CO2(g) + H₂O(g) 17 What are the coefficients for the reactants and the products? A. 1+10-4+8 C. 2+13 8+10 B. 2+9+4+5 D. 2+9+8+20 Balance the chemical reaction: H₂PO4(aq) + Fe(s)→ H₂(g) + Fe3(PO4)2(s) 18 What are the coefficients for the reactants and the products? C. 2+2+2+3 D. 2+3 3+1 A. 1+2 2+1 B. 2+1 3+2 Activity Series of Metals lithium rubidium Most reactive Least reactive potassium barium strontium calcium sodium magnesium beryNium aluminum manganese zinc cadmium iron cobalt nickel tin lead (hydrogen) copper mercury silver palladium platinum gold Li Rb K Ba Sr Ca Na Mg Be AI Mn Zn Cd Fe Co Ni Sn Pb (H₂) Cu Hg Ag Pd Pt Au
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