Question
Asked Nov 7, 2019
43 views
A major component of gasoline is octane (CH8). When octane is burned in air, it chemically reacts with oxygen gas (02) to produce carbon dioxide (C02
and water (H2O
What mass of water is produced by the reaction of 8.2
of octane?
gg
Round your answer to 2 significant digits.
x10
?
X
Check
Explanation
Terms of
2019 McGraw-Hill Education. All Rights Reserved.
MacBook Pro
help_outline

Image Transcriptionclose

A major component of gasoline is octane (CH8). When octane is burned in air, it chemically reacts with oxygen gas (02) to produce carbon dioxide (C02 and water (H2O What mass of water is produced by the reaction of 8.2 of octane? gg Round your answer to 2 significant digits. x10 ? X Check Explanation Terms of 2019 McGraw-Hill Education. All Rights Reserved. MacBook Pro

fullscreen
check_circle

Expert Answer

Step 1

The balanced equation of the reaction of octane with O2 is as follows:

help_outline

Image Transcriptionclose

25 С,Нв +— 0, —8CO, +9H,0 2

fullscreen
Step 2

The molar mass of octane is 114.23 g/mol. The given amount of octane (nO) is calculated as follows:

help_outline

Image Transcriptionclose

8.2 g 114.23 g/mol 0.0718 mol

fullscreen
Step 3

According to the reaction, one mole of octane generates nine moles of H2O. The amount of water ge...

help_outline

Image Transcriptionclose

nw 9 x0.0718 mol =0.646 mol

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Chemistry

General Chemistry

Related Chemistry Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: Calculate the ionic strength of 0.01818 M Na2CO3 + 0.0505M NaCl + 0.0202 M K2SO4

A: The formula used to calculate the ionic strength is as follows,

question_answer

Q: A buffer is created by combining 140.0 mL of 0.20 M HCHO2 with 80.0 mL of 0.25 M NaOH. Determine the...

A: GivenVolume of acid = 140.0 mLMolarity of acid= 0.20MVolume of NaOH= 80.0mLMolarity of NaOH= 0.25M

question_answer

Q: Enter your answer in the provided box. The pH of a certain orange juice is 3.78. Calculate the H+ io...

A: Given,The pH of a certain orange juice is 3.78

question_answer

Q: A 100.0-mL flask contains 0.250 g of a volatile oxide of nitrogen. The pressure in the flask is 760....

A: Given dataVolume of the gas = 100.0mL                              = 0.1LMass of the gas = 0.250gPre...

question_answer

Q: Which of the following unbalanced reactions are acid-base reactions?Select all that are True.  HCl(a...

A: Acid-base reaction: A reaction that occurs between an acid (proton donor) and a base (proton accepto...

question_answer

Q: 1A 8А H 2A 3A 4A SA 6A 7A He NOF Ne Li Be BC 88 — 1в 2в AI Si P| S CI Ar Na Mg зв 4B S8 6B 7B K Ca S...

A: A monoatomic ion with charge of -1 has electron configuration of 1s2 2s2 2p6 is Fluoride ion F-

question_answer

Q: The rate of consumption of B in the reaction 2A + B --> 2C + 3D is 2.7 mol dm-3s-1. State the rea...

A: Given,Rate of consumption of B = 2.7 mol dm-3s-1.

question_answer

Q: If the concentration of Ag+ is 0.0115 M, the concentration of H+ is 0.355 M, and the pressure of H2 ...

A: Given that,Concentration of Ag+ =0.0115MConcentration of H+ =0.335MPressure of H2 =1.00atm

question_answer

Q: Calculate the % yield when you react 20 mg of KBrO3 and produce 5 mg of KBr, assume all other reagen...

A: A chemical reaction is symbolic representation of the conversion of substances to new substances.In ...