Introductory Chemistry: A Foundation
9th Edition
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Donald J. DeCoste
Chapter8: Chemical Composition
Section: Chapter Questions
Problem 128CP: itamin B12 , cyancobalamin, is essential for human nutrition. Its molecular formula is...
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How can we answer questions 2-5 ?
![1.) How many kilograms of sodium sulfate are necessary to weigh out 9.50
moles?
2.
3.
5. If a gumdrop is 2.0 cm³ in volume, what would the volume of a dozen
gumdrops be?
6.
How many molecules of ammonia are there in 15.0 moles of NH3?
How many
moles of H are there in 26.0 g of H₂O?
How many molecules of CH4 are there in 25.5 g of methane? How many
moles of H atoms are there?
7.
If a raindrop is 0.0951 cm³ in volume, what would the volume of an
Avogadro number of raindrops be?
Lauric acid is used to make the detergents found in shampoo and toothpaste.
Lauric acid is similar to stearic acid, but only has 12 carbons. Show the Lewis
structure for lauric acid.
utoo
omulov
odmuin 2'obren
eqze hobbe Ad cetur
Bw Jetelgrapo et alori yoy now I risq mi nwurde ai noidaluste quis2 A 107196
bousiouz20 10119 em hins quong raso yd bortion ist hodmonorbegovA worle](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9437567b-8da5-455d-a4fe-2bd0f454b63f%2F6e8585af-6937-4370-a67c-68e767c035a3%2Fy8aba1c_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1.) How many kilograms of sodium sulfate are necessary to weigh out 9.50
moles?
2.
3.
5. If a gumdrop is 2.0 cm³ in volume, what would the volume of a dozen
gumdrops be?
6.
How many molecules of ammonia are there in 15.0 moles of NH3?
How many
moles of H are there in 26.0 g of H₂O?
How many molecules of CH4 are there in 25.5 g of methane? How many
moles of H atoms are there?
7.
If a raindrop is 0.0951 cm³ in volume, what would the volume of an
Avogadro number of raindrops be?
Lauric acid is used to make the detergents found in shampoo and toothpaste.
Lauric acid is similar to stearic acid, but only has 12 carbons. Show the Lewis
structure for lauric acid.
utoo
omulov
odmuin 2'obren
eqze hobbe Ad cetur
Bw Jetelgrapo et alori yoy now I risq mi nwurde ai noidaluste quis2 A 107196
bousiouz20 10119 em hins quong raso yd bortion ist hodmonorbegovA worle
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