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The pH of a solution of CH₃NH₂ is 8.45 at 25 °C. What is the hydroxide ion concentration in this solution?
asked
Oct 8, 2024
Chemistry
high-school
1
answer
216k
views
Fruit trees contribute to a healthy environment. Forestry experts say planting fruit trees in city spaces improves air and water quality. Is the evidence for this argument strong? Yes, it is strong because
answered
Jul 27, 2024
Biology
college
1
answer
184k
views
Which equation would create a line perpendicular to y= 5x +10
asked
Jul 4, 2024
Mathematics
college
1
answer
112k
views
how have attitudes to education fostered in the colonial past caused problems for the modern day education system
asked
Mar 19, 2024
History
college
1
answer
124k
views
Celine purchased a used car for $2,500. The value of the car depreciates by 14% per year. How much will the car be worth in 5 years? Round to the nearest dollar. A. $1,250 B. $1,780 C. $1,385 D. $2,850
asked
Feb 13, 2024
Business
high-school
1
answer
772
views
F(x) = x2 minus 5. Graph f(x). Approximately where does f(x) cross the x-axis? Write your answer(s) as an ordered pair(s).
answered
Jan 6, 2024
Mathematics
high-school
1
answer
154k
views
Plase help me I'm not sure how to do this
asked
Dec 5, 2023
Mathematics
high-school
1
answer
166k
views
Need help asap giving 15 points
answered
Oct 10, 2023
Mathematics
high-school
2
answers
136k
views
I NEED HELPP!! ILL GIVE YOU 50 POINTS AND MORE
answered
Sep 21, 2023
Mathematics
high-school
2
answers
153k
views
The year was 2081, and everybody was finally equal. they weren’t only equal before god and the law. they were equal every which way. nobody was smarter than anybody else. nobody was better looking than
answered
Sep 19, 2023
History
high-school
2
answers
150k
views
1. If triangle ABC is congruent to triangle DEF, DE=17, EF =13, DF =9, and BC = 2x-5, then which of the following is the correctvalue of x?(1) 5(3) 9(2) 7(4) 11
asked
Aug 28, 2023
Mathematics
college
1
answer
148k
views
Which of the following lines are perpendicular to the line y=-3x+ 5? (you may choose more than one answer)a. 3x-y=2b. y= 3x c. 3x+y=5d. 1/3x-y=3e. 3x-y=6
asked
Jun 24, 2023
Mathematics
college
1
answer
122k
views
I'm having a little trouble with it,
asked
Jun 9, 2023
Mathematics
high-school
2
answers
150k
views
Use the unit rate to fill in the blank. Enter the correct answer in the box. Show Hint miles per 9 hours Σ 7. 8 9
asked
Mar 26, 2023
Mathematics
high-school
1
answer
6.2k
views
Please help me with my homework
asked
Mar 25, 2023
Mathematics
college
1
answer
168k
views
What was done to mental illness reform society (1800's).
asked
Nov 6, 2022
Social Studies
middle-school
1
answer
171k
views
Is the relationship proportional? Explain why or why not.
answered
Oct 27, 2022
Mathematics
high-school
1
answer
166k
views
Many of the[technological changes occurring in the early and mid-20th century were integral for the development of pop music. True False
answered
Oct 13, 2022
Arts
high-school
2
answers
13.5k
views
Answer quickly please How do roundworms differ from earthworms? A. They have a cylindrical body. B. They have a body that is tapered at both ends. C. They reproduce sexually. D. They are not divided into
asked
Aug 25, 2022
Biology
college
2
answers
36.3k
views
What were the limits to success of the Women's Rights Movement?
asked
Jul 18, 2022
History
middle-school
2
answers
117k
views
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