Recent activity by Xiaojun Chen

Recent activity by Xiaojun Chen

Why can we use regular air to make liquid oxygen even though it is a mixture of different gases?

answered Dec 24, 2023

1 answer 101k views

Ms spanish 2A quarter 1 exam answers

answered Sep 7, 2023

1 answer 194k views

How can you fulfill your dream like a true human being? write your answer in 30 to 40 words

answered Jul 22, 2023

1 answer 25.0k views

Museum experience essay

asked Jul 14, 2023

1 answer 228k views

Alex has cards with different shapes on them. He sorts the cards and determines that 4% of the shapes on the cards are triangles. Alex has 5 triangle cards. How many cards are there in all? Select from

asked Jul 4, 2023

1 answer 57.9k views

Reflect the given the coordinate points across the x axis

answered Jun 12, 2023

1 answer 101k views

According to black power advocates, the civil rights movement had failed to address?

asked Apr 7, 2023

1 answer 166k views

I really need help solving this practice from my prep guide in trigonometryI don’t know why but I have a hard time solving it completely

answered Jan 15, 2023

1 answer 98.6k views

Answer: 5 x 4/7 Full explanation.

asked Jan 12, 2023

2 answers 228k views

What is the significance of Hamlet's contemplation of Yorick, a court jester he knew well in his youth? A. He regrets that Yorick did not receive more recognition while alive and realizes that one must

answered Dec 9, 2022

1 answer 213k views

Which of the following conclusions can best be drawn about the ability of Congress to prevent the Civil War? Congress was completely ineffective in preventing the Civil War because despite their compromise,

answered Dec 9, 2022

2 answers 193k views

The area for the circle below is in.2. Use 3.14 for π and type your answer to the nearest tenth. D = 5in I NEED HELP OR I WILL FAIL

asked Nov 23, 2022

1 answer 159k views

Element X is a radioactive isotope such that every 13 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 520 grams, write a function showing the mass of the sample

answered Nov 19, 2022

1 answer 69.4k views

Tom is digging a pool in the shape of a rectangular prism. He plans to make the pool 12 feet wide, 30 feet long, and 3 feet deep. If Tom wants to make his pool 4 feet deep instead, by how much will the

answered Nov 14, 2022

1 answer 101k views

Just help me with 18. Please :) it’s due tomorrow and I need help !!

answered Nov 6, 2022

1 answer 218k views

Formulate the relationship between food processing and food preservation

asked Nov 5, 2022

1 answer 81.3k views

Solve this equation -x/3 = 15

asked Aug 14, 2022

2 answers 37.8k views

In a recent survey, 55% of cellphone owners said they text message, what fraction of cellphone owners is this?

answered Jul 16, 2022

2 answers 62.7k views

What happens to the force of gravity between two planets if their masses are both doubled and the distance between them remains the same? doubles quadruples stays the same decreases to ¼ its original value

asked Jul 12, 2022

1 answer 218k views

List three ways that you can help to keep your watershed healthy

answered Jul 11, 2022

2 answers 46.8k views

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