7. The formula for plumbic sulfate is a. PbSO4 b. Pb₂SO4 c. Pb(SO4)2 d. Pb(SO4)4 e. Pb4SO4 the following reaction are 8. The products of a. CuS(s) + Mg04(aq) b. MgS(s) + CuO4(s) c. Cu(s) + MgSO4(aq) d. 2 O2(g) + CuMgS(s) e. There will be no reaction. Mg(s) + CuSO4(aq) 9. How many molecules are in 0.500 g of acetaminophen, C8H9NO₂? a. 1.99 x 1021 molecules. b. 4.55 x 1025 molecules c. 9.10 x 1025 molecules d. 3.01 x 1023 molecules e. 3.98 x 1021 molecules 10. How many H atoms are in 0.625 g of acetaminophen, C8H9NO₂? a. 3.76 x 1023 H atoms b. 3.27 x 1048 H atoms c. 2.49 x 1021 H atoms d. 1.12 x 1053 H atoms e. 2.24 x 1022 H atoms

Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter4: Stoichiometry
Section: Chapter Questions
Problem 4.98PAE
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Question
7. The formula for plumbic sulfate isolone
a. PbSO4
b. Pb2SO4
c. Pb(SO4)2
d. Pb(SO4)4
e. Pb4SO4
HIRD
adqua
8. The products of the following reaction are
a. CuS(s) + Mg04(aq)
b. MgS(s) + CuO4(s)
c. Cu(s) + MgSO4(aq)
d. 2 O2(g) + CuMgS(s)
e. There will be no reaction.
c. 9.10 x 1025 molecules
d. 3.01 x 1023 molecules
e. 3.98 x 1021 molecules
ROS
Mg(s) + CuSO4(aq) →
9. How many molecules are in 0.500 g of acetaminophen, C8H9NO₂?
a. 1.99 x 1021 molecules.
b. 4.55 x 1025 molecules
10. How many H atoms are in 0.625 g of acetaminophen, C8H9NO₂?
a. 3.76 x 1023 H atoms
b. 3.27 x 1048 H atoms
c. 2.49 x 1021 H atoms
d. 1.12 x 1053 H atoms
e. 2.24 x 1022 H atoms
CE
Ha
1
Transcribed Image Text:7. The formula for plumbic sulfate isolone a. PbSO4 b. Pb2SO4 c. Pb(SO4)2 d. Pb(SO4)4 e. Pb4SO4 HIRD adqua 8. The products of the following reaction are a. CuS(s) + Mg04(aq) b. MgS(s) + CuO4(s) c. Cu(s) + MgSO4(aq) d. 2 O2(g) + CuMgS(s) e. There will be no reaction. c. 9.10 x 1025 molecules d. 3.01 x 1023 molecules e. 3.98 x 1021 molecules ROS Mg(s) + CuSO4(aq) → 9. How many molecules are in 0.500 g of acetaminophen, C8H9NO₂? a. 1.99 x 1021 molecules. b. 4.55 x 1025 molecules 10. How many H atoms are in 0.625 g of acetaminophen, C8H9NO₂? a. 3.76 x 1023 H atoms b. 3.27 x 1048 H atoms c. 2.49 x 1021 H atoms d. 1.12 x 1053 H atoms e. 2.24 x 1022 H atoms CE Ha 1
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