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One of the cleanest-burning octanes is a compound called 2,3,4-trimethylpentane. The complete combustion of one mole of this compound to CO₂(g) and H₂O(g) leads to ΔH∘= -5064.9 kJ/mol. calculate ΔH∘f for
answered
Nov 11, 2024
Chemistry
high-school
3
votes
224k
views
Let X X represents the number of children in a household. a) Complete the following probability distribution of � X : b) What is the probability that a random
answered
Sep 20, 2024
Mathematics
high-school
5
votes
1.1k
views
List two examples of people who would have been considered suspects during the French Revolution. Explain why the Committee of Public Safety would have considered them suspects.
answered
Aug 31, 2024
Social Studies
high-school
4
votes
140k
views
Use the clues to write equations. Use the equations to solve the problem. Feng is a carpenter. Use the clues to find out how many maple and walnut boards Feng buys. Clue 1: Feng buys maple boards for $7
answered
Jul 27, 2024
Mathematics
high-school
2
votes
29.9k
views
Identify the INCORRECTLY punctuated sentence. a) Reesa is wearing a dark, green sweater. b) Around the collar are tiny white pearls. c) The sweater has six shiny buttons. d) She discovered the sweater
answered
May 25, 2024
Mathematics
high-school
3
votes
90.5k
views
The year-end balance sheet of Ultimate Medical Center shows a total liability of $5,000,000, including a loan to expand services. Net worth at the balance sheet date was $4,000,000. Calculate the debt-to-worth
answered
Apr 18, 2024
Business
high-school
2
votes
169k
views
A cell biologist interested in the transport of calcium ions (Ca2+) across the plasma membrane of bacterial cells made the following measurements on bacterial cells at 25°C: Vm = −150 mV [Ca2+] outside
answered
Mar 24, 2024
Chemistry
high-school
3
votes
150k
views
Can someone please help me do this.
answered
Feb 23, 2024
Spanish
high-school
1
vote
41.8k
views
Define mature student
answered
Feb 3, 2024
English
college
4
votes
224k
views
Using grouping symbols to make the following equation true. 5x4÷3²-4=4
answered
Feb 1, 2024
Mathematics
high-school
6
votes
13.6k
views
Which of the following is NOT a way that Hoover brought change to the White House? A. He installed phones in the Oval Office B. He closed the presidential stables and yachts C. He published informations
answered
Oct 21, 2023
English
high-school
3
votes
97.7k
views
Order the following expressions from least to greatest (Quick Please)
answered
Jul 2, 2023
Mathematics
high-school
0
votes
137k
views
What is the EPA main role
answered
Jul 1, 2023
Advanced Placement (AP)
college
9
votes
150k
views
Find the measure of the missing angles.
answered
Jun 23, 2023
Mathematics
high-school
8
votes
111k
views
Estimate the value of 101.4^0.5 +6.43^0 x 7.99^(2/3) I’m not really sure of the answer, if you know, please tell me.
answered
Jun 3, 2023
Mathematics
high-school
7
votes
64.8k
views
A commuter plane can carry 50 people per trip. At least How many times does the plane have to fly in order to carry 25,000 people? Identify the variable and answer the question. Please give details on
answered
Apr 2, 2023
Mathematics
college
3
votes
185k
views
I need help on 13, i have the answer but am not sure how to solve please help
answered
Jan 22, 2023
Mathematics
college
13
votes
77.7k
views
What gene or chromosome is affected by Tay-Sachs disease?
answered
Jan 15, 2023
Biology
high-school
2
votes
193k
views
With their motto “no taxation without representation” the colonists wanted to say that? please help
answered
Jun 24, 2022
Social Studies
high-school
5
votes
213k
views
n an amusement park, the bumper cars are sometimes becoming disabled and in need of repair. The repairman can fix the disabled bumper cars in an average time of 20 minutes with a standard deviation of
answered
Jun 10, 2022
Mathematics
college
4
votes
59.8k
views
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