Answers by Yang Yushi
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Answers by Yang Yushi

Answers by Yang Yushi
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Which of the following is an amphoteric species? 1) H₂So3 2) hso3- 3) SO₃²⁻
answered Dec 28, 2024
3 votes
222k views
Show that the uncertainty in a particle's position in an infinite well in the general case of arbitrary n is given by √ 1/12 – 1/2n² π² Discuss the dependence. In what circumstance does it agree with classical
answered Nov 26, 2024
1 vote
49.0k views
Evaluate the following definite integral (to three decimal places) ∫₋₂² (2-√(4-x²)) dx = a. 12.566 b. 14.2832 c. 7.1416 d. 0.8585
answered Sep 11, 2024
3 votes
2.6k views
A public health nurse is involved in planning a community outreach program for a large assisted living community. Due to the aging population within the community, the program will offer hypertension screening
answered Jul 3, 2024
1 vote
228k views
What question should the writer ask when deciding whether to reword a sentence that begins with "it is"? Options: A. Does it add clarity? B. Does it sound formal? C. Is it grammatically correct? D. Is
answered Jun 19, 2024
1 vote
149k views
What was the bacon rebellion and why did it happen?(short explanation NO LINKS!)
answered Feb 23, 2024
3 votes
176k views
Which is an example of respite care? a. A patient with dementia attends an adult daycare center so that the patient's family can go to work. b. The respiratory therapist comes to the patient's house to
answered Jan 11, 2024
5 votes
179k views
The length of Ryan's room was shortened by 7ft. The original length was 29ft. What is the percent decrease
answered Nov 9, 2023
5 votes
79.3k views
The function of the eardrum is to.....?: Light and SoundA.) Collect sound waves.B.) Carry the sound energy to the brain.C.) Vibrate with the frequency of the received sound.D.) Amplify the received sound.
answered Apr 8, 2023
3 votes
20.7k views
The bar diagram shows the amount of data Mara has used for her cell phone plan this month. What percent of the total data is still available for Mara use? 58 GB 8 GB 0 GB Mara's cellphone data GB: Gigabyte
answered Jan 22, 2023
6 votes
190k views
Which Enlightenment philosopher used dark humor and witty writings to express his thoughts government and religion? A) Thomas Jefferson B) Voltaire C) Francis Bacon D) Jean-Jacques Rousseau
answered Oct 29, 2022
5 votes
185k views
Why do you see lightning before you hear the thunder? The rain in the air slows the sound waves down. Light travels faster than sound through the air. The thunder has to reflect off the ground first. The
answered Sep 14, 2022
7 votes
229k views
45+5t=45 solving for t​
answered Sep 13, 2022
10 votes
96.4k views
SOME PLEASE HELP The law of conservation of energy states that energy cannot be created or destroyed. Which of the following is true in an exothermic reaction? a. Heat plus the chemical energy of the reactants
answered Aug 22, 2022
7 votes
188k views
Help, I need help plz. Like NOW!!
answered Jul 25, 2022
9 votes
157k views
You randomly draw a marble from a bag, record is color, and then replace it. You draw a blue marble 11 out of 50 times. What is the experimental probability that the nes marble will be blue? Write your
answered Jun 25, 2022
5 votes
123k views
Please help!!!! Due in 1 hour
answered Feb 14, 2022
6 votes
222k views
How do the different components of the system interact? How do organisms live, grow, respond to their environment, and reproduce?`
answered Jan 19, 2022
13 votes
181k views
Find the length of the short leg of a 30 - 60 - 90 triangle If the long side is 4/3 units.
answered Dec 13, 2021
3 votes
142k views
Pls Help! Thank you a lot!
answered Oct 27, 2021
7 votes
8.1k views
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