Recent activity by Xiao Hanyu

Recent activity by Xiao Hanyu

Atoms are the most basic unit of matter. Two or more atoms from the same or different elements can combine to form molecules. Cells are the most basic unit of life. Cells are made up of many different

answered Nov 12, 2024

2 answers 39.2k views

How did public high schools play a role in preparing students for the future?

answered Oct 9, 2024

1 answer 213k views

The circulatory fluid in echinoderms is _____. a) Blood b) Hemolymph c) Coelomic fluid d) Lymph

asked Sep 19, 2024

1 answer 96.3k views

Before making a left or right turn, you should signal for at least: a. 50 feet. b. 100 feet. c. 400 feet.

answered Jul 22, 2024

1 answer 140k views

Which of the following is an excitatory neurotransmitter that is involved with arousal and vigilance, and mood with an excess leading to anxiety problems? a. glutamate b. acetylcholine c. norepinephrine

asked Jun 8, 2024

1 answer 192k views

Question 8 of 10 Most settlers looking to find gold traveled to: O A. Montana. O B. Oregon. O C. California. D. New Mexico. SUBMIT

answered Jun 1, 2024

1 answer 4.7k views

Neutron capture is an alternative to fission. Why is it not done? A) Neutron capture is less efficient in generating energy compared to fission. B) Neutron capture produces unstable isotopes that undergo

asked Apr 8, 2024

1 answer 182k views

The number of wave crests or peaks in a light wave passing by a given point per unit of time

asked Mar 15, 2024

1 answer 185k views

On October 1, Sam's Painting Service borrows $150,000 from National Bank on a 6-month, $150,000, 4% note. What entry must Sam's Painting Service make on December 31 before financial statements are prepared?

answered Feb 27, 2024

1 answer 18.3k views

A young male is experiencing signs and symptoms of anaphylactic shock after being stung by a scorpion. His level of consciousness is diminished, his breathing is severely labored, you can hear inspiratory

asked Jan 14, 2024

1 answer 223k views

Serum separator tubes should not be used for which of the following therapeutic monitoring? (A) Phenobarbital levels (B) Theophylline levels (C) Digoxin levels (D) All of the above

answered Jan 8, 2024

1 answer 213k views

Help please! For highschool algebra! You will get 20 points and no links please :)

answered Dec 2, 2023

1 answer 89.7k views

Why we should to prevent deforestation? what can we do to prevent it?

answered Oct 18, 2023

2 answers 186k views

Find the pH of a solution with [H+] = 5.4×10^-2

answered Sep 25, 2023

1 answer 62.6k views

Solve the system by substitution. -10x + 4y = -18 x — у Submit Answer

answered Aug 13, 2023

1 answer 166k views

Y=Mx + b m = 1/3 X = -9 y = 5 b =?

answered Jul 2, 2023

1 answer 211k views

If c is a number with no exponent, what is the value of c in the equation below? 4^7/4^3 = a^b=c

asked Jun 6, 2023

1 answer 157k views

I’ve been trying to figure out how to solve this and was wondering how to do this correctly!

answered May 30, 2023

1 answer 233k views

The period between normal onset of puberty and the beginning of adulthood is called.

answered Jan 25, 2023

1 answer 177k views

Can someone please help me with math.

asked Dec 17, 2022

1 answer 102k views

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