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4AlCl₃(s)+3O₂ (g)→2Al₂O₃ (s)+6Cl₂ (g);∆H=-529.0 kJ Determine ∆H for the following thermochemical equation. Cl₂ (g)+Al₂O₃ (s)→AlCl₃ (s)+O₂ (g) A. +264.5 kJ B. +529.0 kJ C. +88.2 kJ D. +176.3 kJ E. -176.
answered
Oct 18, 2024
Chemistry
high-school
5
votes
215k
views
Which of the following choices is an example of an acquired trait? a human is born with brown eyes a dog’s ears are bandaged so that they stand upright and her tail is docked short a horse is born with
answered
Oct 14, 2024
Chemistry
college
2
votes
9.2k
views
The Coordinated School Health Program addresses 6 components of a school-based ecology of health. Group of answer choices.
answered
Sep 6, 2024
Social Studies
high-school
3
votes
119k
views
Which statement helps the MOST to develop the theme below? People often ignore evidence that contradicts what they wish to be true. Question 5 options: Tom drove slowly until we were beyond the bend—then
answered
Aug 21, 2024
English
college
7
votes
107k
views
Sí, los bomberos (11) a apagar el fuego, pero fue tarde.
answered
Apr 5, 2024
Spanish
college
2
votes
234k
views
Find the Volume of a triangular pyramid! ~
answered
Nov 23, 2023
Mathematics
high-school
13
votes
187k
views
The linear function ƒ(x) = -x − 6 has a y-intercept of:
answered
Jul 24, 2023
Mathematics
college
2
votes
130k
views
How many craft sticks will be left over if 9 friends equally share a package of 85 craft sticks
answered
Mar 13, 2023
Mathematics
college
4
votes
207k
views
Which of the following is NOT a major type of market? a.Consumer b.Business-to-business c.Educational d.to maximize compliance cost
answered
Mar 12, 2023
Business
college
6
votes
120k
views
AB is tangent to circle Q at point A, BE is a secant segment, and FG is a chord BC = 6 cm DG = 4cm DF = 3 cm and DE = 2cmWhat is AB round your answer to the nearest tenth?
answered
Mar 10, 2023
Mathematics
college
5
votes
138k
views
1 ) The earliest disputes in the United States government could be traced to es A ) racial differences . B ) religious differences . geographic differences . D ) educational differences.
answered
Feb 3, 2023
History
college
14
votes
1.8k
views
Washington Middle School is painting a circle on their playground with a radius of 12 feet. What will be the total area of the circle, in square feet? Use π = 3.14, and round your answer to the nearest
answered
Dec 31, 2022
Mathematics
college
1
vote
73.6k
views
Use the double bar graph below to answer the following question. What was the population of San Diego in 2000? 1,000,000 1,200,000 1,100,000 2,000,000
answered
Nov 8, 2022
Mathematics
high-school
5
votes
94.4k
views
X/6 = 8 what is the answer
answered
Sep 28, 2022
Mathematics
high-school
2
votes
14.8k
views
Decribe your favorite room
answered
Sep 18, 2022
English
college
2
votes
2.1k
views
Daughter’s current age is 6 years which is 1/5 th of her mother’s age. After how many years mother’s age will be three times greater than daughter’s age.
answered
Jul 29, 2022
Mathematics
college
3
votes
61.6k
views
Reread lines 6–8 of the poem. Then answer the multiple-choice questions that follow. From “Choices” by Nikki Giovanni 6 it’s not the same thing 7 but it’s the best i can 8 do The third line contains only
answered
Jul 10, 2022
English
high-school
3
votes
111k
views
Which happens when a reversible reaction reaches a state of chemical equilibrium? A. The system runs out of reactant particles. B. The concentrations of reactants and products are equal. C. The activation-energy
answered
Jul 2, 2022
Chemistry
high-school
5
votes
117k
views
Seven less than five times a number is eleven.
answered
Jun 17, 2022
Mathematics
college
12
votes
39.8k
views
. What is the second step in solving the following equation: 3(2x - 1) = 15, if the Distributive property is used as the first step.
answered
May 12, 2022
Mathematics
high-school
3
votes
116k
views
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