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Consider the reaction: H₂g)+1/2O₂ (g)→H₂O(l); ΔH = -285.84 kJ/mol. How many grams of hydrogen gas are needed to produce 975 kJ of heat?
answered
Oct 31, 2024
Chemistry
high-school
1
answer
200k
views
Suppose r is positive and the t-th symbol from the right end is a 0. We just want to show in this whole exercise that Any DFA L_R there has to be at least 2^r states. Lr = {u0v : u Є {0, 1}*, v € {0, 1}"−¹}.
answered
Oct 31, 2024
Computers and Technology
high-school
1
answer
159k
views
Recursion occurs when a function is?
asked
Oct 10, 2024
Computers and Technology
high-school
1
answer
96.9k
views
Who was responsible for burning Albigensian heretics at the stake?
answered
Sep 14, 2024
History
high-school
1
answer
108k
views
Which of the following lung malignancies is most likely to develop in a non-smoker? A) Small cell lung cancer (SCLC) B) Squamous cell carcinoma C) Adenocarcinoma D) Large cell carcinoma
answered
Aug 13, 2024
Health
high-school
1
answer
62.0k
views
Brendan drew a diagram to illustrate the centripetal force acting on a satellite. How can Brendan correct his diagram? Check all that apply. a. Draw the Fg = Fc vector so it points at a 45° angle from
asked
Jul 15, 2024
Physics
high-school
1
answer
213k
views
What does the hydrophobic interior of protein-free lipid bilayers function for? 1) It provides structural support to the lipid bilayer 2) It allows for the passage of hydrophilic molecules 3) It prevents
asked
Jul 7, 2024
Biology
high-school
1
answer
217k
views
The earliest use of written language seems to have been? 1) Noah and Gilgamesh 2) The Sumerians 3) The Egyptians 4) The Chinese
asked
Apr 18, 2024
History
high-school
1
answer
226k
views
What is the measure?
answered
Jan 30, 2024
Mathematics
high-school
1
answer
86.4k
views
An object moves from position +15m to +75m in 10 seconds. What is its displacement? Option 1: +60m Option 2: -60m Option 3: +75m Option 4: -75m
answered
Jan 28, 2024
Physics
high-school
1
answer
119k
views
How did black power originate
asked
Nov 14, 2023
History
college
2
answers
8.0k
views
What is the value of c
asked
Nov 9, 2023
Mathematics
high-school
1
answer
77.0k
views
Please help! Rebecca has twice as much money as Rachel. If Rebecca gives Rachel $60, then the two of them will have the same amount of money. How much money did Rebecca have originally? A. B. C. D. E.
asked
Oct 8, 2023
Mathematics
high-school
1
answer
21.3k
views
What’s M +3+ 2M plus one
asked
Sep 12, 2023
Mathematics
college
1
answer
53.2k
views
A student goes to the campus medical center to be examined for her flulike symptoms. The doctor listens to her lungs and diagnoses her with pneumonia. The student only has the flu. Which type of medical
answered
Aug 27, 2023
Health
middle-school
2
answers
200k
views
Where did martin luther king give his i have a dream speech.
asked
Aug 7, 2023
English
high-school
2
answers
198k
views
Given f(x)=x-2, write the new function if the y-intercept is decreased by six units.
answered
Jul 8, 2023
Mathematics
high-school
1
answer
211k
views
Write first 20 decimal dijits in the base 3
answered
May 20, 2023
Computers and Technology
college
1
answer
40.7k
views
Which of the following would be most variable at your location on a day-to-day basis? A) oxygen B) nitrogen C) carbon dioxide D) water vapor E) They all vary.
asked
Mar 22, 2023
Engineering
college
1
answer
191k
views
Professor Plump put a 23.5-pound weight on one side of a scaleand balanced it with 3 items on the other side. He had these itemsto choose from: a 4.5-pound rock, a 1.5-pound chunk of cheese, a3-pound pumpkin,
answered
Feb 10, 2023
Mathematics
college
1
answer
8.2k
views
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