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Consider the following processes: 1. 2A + (1/2)C, (H_1= 19 , kJ/mol) 2. (3/2B + 4C →2A + C + 3D), (H_2 = -3 , kJ/mol) 3. (E + 4A + C), (H_3= 10 , kJ/mol) Calculate (H) for: (C + E + 3D). A) 23 kJ/mol B)
answered
Dec 31, 2024
Chemistry
high-school
1
answer
231k
views
How do the form and decor of the Justinian's Hagia Sophia (and San Vitale in Ravenna) reinforce the idea of Christian imperium and the emperor's role as guarantor of Christian concord?
asked
Dec 6, 2024
History
high-school
1
answer
92.9k
views
PLS HELP WITH CHEMISTRY 19! PLS ANSWER ALL SQUARES
answered
Nov 29, 2024
Chemistry
high-school
1
answer
131k
views
Who is the author of "Revenge of the Geeks," and what is the target audience of the book?
answered
Nov 1, 2024
Mathematics
high-school
1
answer
95.4k
views
Why are biological pathways important? 1) Because biological pathways create many different enzymes. 2) Because biological pathways are not important. 3) Because biological pathways use multiple steps
answered
Oct 18, 2024
Biology
high-school
1
answer
67.8k
views
What is the orbital period (in s) of a bit of matter in an accretion disk that is located 6 ✕ 10⁵ km from a 38 M black hole? Hint: Use the circular orbit velocity formula,Vc = GM/r What is the ratio of
answered
Oct 7, 2024
Physics
high-school
1
answer
137k
views
The French and Indian Warre-TestActive123456B.910TIME REMAINING50:54Which of the following best summarizes the effect of the French and Indian War on American Indian groups in eastern North America? A.
asked
Jul 14, 2024
History
high-school
1
answer
209k
views
Write 36/3 as a percent 
asked
Apr 16, 2024
Mathematics
college
1
answer
68.9k
views
ilovebonds issued 10-year bonds a year ago at a coupon rate of 8.2 percent. the coupons are semiannual, the par value is $1,000, and the ytm is 6.5 percent. calculate the current bond price?
asked
Feb 20, 2024
Mathematics
high-school
1
answer
179k
views
Hello guys can someone help me with this, my dead line is too close hehe
asked
Jan 24, 2024
Mathematics
college
1
answer
229k
views
Plasma membranes allow some substances to pass through easily while other substances only pass through very slowly or not at all. For that reason, plasma membranes are considered which of the following?
answered
Jan 23, 2024
Biology
high-school
1
answer
58.1k
views
Tabulate the differences between DNA polymerase and RNA polymerase
answered
Dec 31, 2023
Biology
college
1
answer
145k
views
40 and 7/30 divided by 89
answered
Oct 27, 2023
Mathematics
high-school
1
answer
154k
views
Find the measures of the sides of triangle ABC with vertices A(1, 5), B(3, -2), and C(-3, 0). Then classify the triangle by its sides.
asked
Oct 11, 2023
Mathematics
college
1
answer
97.3k
views
Sos!! not sure why my answers not working!!
answered
May 10, 2023
Mathematics
high-school
1
answer
180k
views
The phone case you want to buy is marked down 30%, and you have a 25% off coupon. You pay $42.00, can this equation be used to find the original price of the phone case? If so, what is the original price
answered
Apr 14, 2023
Mathematics
high-school
2
answers
41.6k
views
Determine the slope of the line
asked
Apr 10, 2023
Mathematics
high-school
1
answer
26.4k
views
The _____ is the center of a stem and can store food. cortex vascular cylinder pith receptacle
asked
Jan 15, 2023
Biology
high-school
1
answer
14.2k
views
Describe telomeres by completing the paragraph.
asked
Jan 3, 2023
Biology
high-school
1
answer
83.9k
views
Hydroelectric dams convert kinetic energy from moving water to electrical energy. Why do you think the rate of erosion decreased after the power plant was built?
answered
Dec 9, 2022
History
high-school
2
answers
123k
views
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