Recent activity by Xudong Peng

Recent activity by Xudong Peng

Which of the following is NOT true of bacteria? a) Bacteria change nitrogen into a form plants can use. b) Bacteria change oxygen into nitrogen. c) Bacteria change the sugar in milk to lactic acid. d)

answered Nov 17, 2024

1 answer 39.6k views

Potassium nitrate/Sodium fluoride (K3NO3/NaFl) A) K3NO3 B) NaFl C) K3NO3/NaFl D) K3NO3 and NaFl

answered Nov 14, 2024

1 answer 18.0k views

A payday loan is made for four weeks, where the amount of interest owed per $100 borrowed is $10 . If you borrow $800 for four weeks, how much do you owe at the end of the four weeks?

answered Oct 24, 2024

1 answer 230k views

An analog signal having a 250 msec record duration (i.e., time duration) is sampled at a frequency of 2.5kHz. What is the maximum frequency that can be present in this signal if there is no aliasing?

asked Sep 8, 2024

1 answer 215k views

Which of the following events would create economic growth, that is, shift the production possibilities frontier outward? 1) Increase in technology and innovation 2) Decrease in government spending 3)

answered Aug 16, 2024

1 answer 182k views

3x + 1 you tell me what this is

answered Jul 7, 2024

2 answers 62.8k views

If a regulated member fails or refuses to comply with CLPNA Continuing Competence Program, it is considered unprofessional conduct. a. true b. false

answered Jun 28, 2024

1 answer 89.1k views

Is -4/2 an integer ?

answered Jun 22, 2024

2 answers 117k views

What are the potential outcomes for competing technologies in the growth stage?

asked Jun 7, 2024

1 answer 175k views

According to the CNO practice standard: therapeutic nurse-pt relationship which one of the following standard statements best describes the nurse's accountability a. competence b. maintaining boundaries

asked Jun 3, 2024

1 answer 125k views

Tom's 100kg bumper car is traveling east at 10 m/s when it collides head-on with Ray's 80kg bumper car traveling west. After the collision, Tom's car travels west at 20m/s while Ray's travels east at 15m/s.

answered Feb 18, 2024

1 answer 5.9k views

What is the purpose of beach nourishment? select the two correct answers. (1 point)

answered Dec 30, 2023

1 answer 45.0k views

A 60 kg skier with an initial speed of 16 m/s Coasts up a 2.5 m high rise as shown. Find her final speed at the top in meters per second, given that the ice ground is frictionless

asked Dec 7, 2023

1 answer 174k views

How do businesses use the competency "Engaging Communication" to solve problems?

asked Nov 18, 2023

1 answer 86.6k views

In Mr. Patterson’s class, the average score among students who studied for an exam was 78. The average among students who did not study was 54. The overall class average was 70. What portion of the class

answered Jul 16, 2023

1 answer 18.8k views

Please give the correct awnser fast

answered Mar 22, 2023

2 answers 3.3k views

What is your mom and how is she so hot

asked Mar 20, 2023

1 answer 176k views

Use the word Divine Right of Kings in a sentence

asked Feb 1, 2023

1 answer 22.7k views

Let a = 3 and b = 2 What is the value of the expression a -b?

asked Jan 19, 2023

1 answer 213k views

PLEASE HELP ME ANSWER THIS!!

answered Nov 13, 2022

2 answers 128k views

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