Answers by Jim McLeod
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Answers by Jim McLeod

Answers by Jim McLeod
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Benzene is a minor component of gasoline. The standard molar enthalpy of formation of benzene C7H16(l) is 48.95 kJ/mol. For the balanced reaction equation of benzene use: C6H6(l) + 7.5O2 --> 6CO2 + 3H2O.
answered Jun 29, 2022
5 votes
200k views
Ivan, a botanist, treated a 2 cm plant with a special growth fertilizer. With this fertilizer, the plant grew at a rate modelled by the function, H(t)= 5/3t+2 where H (t) represents the height of the plant
answered Jun 3, 2022
2 votes
43.6k views
A horizontal translation is used to move quadrilateral WXYZ onto quadrilateral W′X′Y′Z′. Use the drop-down menus to describe the horizontal translation used.
answered Apr 17, 2022
4 votes
162k views
Suppose a city (call it Green City) decides to increase the number of electric vehicles being driven. How does Green City's decision to increase the number of electric vehicles fulfill each sphere of sustainability?
answered Apr 9, 2022
2 votes
129k views
A square barn has sides that are 6 meters long. What is the barn's perimeter? *........* meters
answered Mar 20, 2022
2 votes
21.9k views
Wyatt is saving up to buy a new bicycle. He already has $60 and can save an additional $6 per week using money from his after school job. How much total money would Wyatt have after 6 weeks of saving?
answered Feb 12, 2022
8 votes
192k views
How did the Vietnam War end for the U.S. and the Vietnamese?
answered Dec 31, 2021
4 votes
202k views
A formula to find the period, T, of cyclic phenomena based on the frequency, F is T= 1/F Solve the formula for F in terms of T
answered Nov 24, 2021
0 votes
59.2k views
What is a polar air mass? What is a tropical air mass?
answered Nov 10, 2021
2 votes
33.4k views
Solve the system using elimination. 3x – 4y = 9 –3x + 2y = 9
answered Aug 29, 2021
5 votes
73.8k views
An ice chest contains 7 cans of apple​ juice, 6 cans of grape​ juice, 6 cans of orange​ juice, and 4 cans of mango juice. Suppose that you reach into the container and randomly select three cans in succession.
answered Aug 14, 2021
4 votes
21.6k views
EMERGENCY! PLEASE ANSWER ASAP!
answered Jul 29, 2021
4 votes
187k views
Paul travel to the lake and back. The trip took 3 hours and the trip back took 4 hours He averaged 10 mph faster on the trip there than on the return trip. What was Paul's average speed on the outbound
answered Jul 13, 2021
2 votes
76.7k views
What are two methods of hydrating the body after exercise​
answered Jun 8, 2021
7 votes
159k views
Pls I need help !!!!!!!!
answered May 23, 2021
4 votes
12.6k views
Which of the following caused the development of both feudalism and manorialism? (4 points) Group of answer choices The decline of the Roman Empire The growth of the Byzantine Empire The need for local
answered Mar 18, 2021
2 votes
187k views
Mrs. B. says ______ is a STRONG word.
answered Feb 27, 2021
1 vote
182k views
A red flower with a heterozygous genotype for petal color would have a genotype of: A. RR B. rr C. WW D. Rr
answered Feb 7, 2021
3 votes
31.5k views
What is Pythagorean's Theorem? And if I have to find the hypotenuse wouldn't the equation be c= √(a+b)
answered Feb 1, 2021
5 votes
140k views
A 3.452 g sample containing an unknown amount of a Ce(IV) salt is dissolved in 250.0-mL of 1 M H2SO4. A 25.00 mL aliquot is analyzed by adding KI and titrating the I3– that forms with S2O32–. The end point
answered Oct 30, 2020
1 vote
226k views
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