Questions by Yulong Ao

Questions by Yulong Ao

If you have 50mg of a radioactive isotope, how much will remain after 1 Half Life? How much after 2 half lives?

asked Nov 13, 2023

1 answer

1 vote

211k views

A hypertonic solution has: Fewer water molecules outside the cell than are inside the cell More water molecules outside the cell than are inside the cell The same number of water molecules inside and outside

asked Aug 18, 2023

1 answer

18 votes

162k views

mark has 100$in his savings account. He earns 25$ a week mowing lawns. If mark puts all of his earnings from mowing lawns into a savings account, how many weeks will it take for him to have 500$?

asked Aug 7, 2023

1 answer

3 votes

176k views

The figure shows the graph of f(x)=4+x/x+3, along with it's tangent line at the point (0,4). What is f'(0)?

asked Jul 28, 2023

1 answer

1 vote

93.5k views

Please help me answer this question

asked Mar 24, 2023

1 answer

15 votes

4.5k views

GUYS PLS HELP , 20 POINTS Which of the following describes initial data analysis? clear hypotheses about the data are tested concerned with avoiding answering the original research question no clear hypothesis

asked Feb 20, 2023

1 answer

12 votes

234k views

What is the value of a in the given figure

asked Nov 7, 2022

2 answers

0 votes

218k views

Which country was most likely an original member of NATO?

asked Oct 4, 2022

1 answer

1 vote

209k views

After the Second World War, countries around the world did which of the following to restore the global economy?

asked Sep 3, 2022

1 answer

3 votes

152k views

What is y=2x+4 written in standard form

asked Jun 27, 2022

1 answer

17 votes

204k views

Aakash has a fever. His body temperature during the day was 99.2°F. By evening, his body temperature has increased by 3.4°F. His body temperature in the evening is ____ °F. PLZZZ HURRY

asked Mar 27, 2022

1 answer

1 vote

87.0k views

Read the passage. Social media is here to stay. No amount of complaining by a generation who cannot even turn on a computer will change the fact that we live in a social media world. Increasing access

asked Jan 26, 2022

2 answers

5 votes

153k views

Determine if the two figures are congruent by using transformations

asked Jan 25, 2022

2 answers

21 votes

126k views

FACTORIZAR LOS SIG. POLINOMIOS: 1) 32X⁵- 4X² = 2) 5X³- X²- 20X + 4 = 3) 8X⁴ - 18X² = 4) X³ - 2X² - 9X + 18 = 5) 3X⁵ - 30X⁴ + 75X³=

asked Nov 27, 2021

1 answer

5 votes

32.8k views

When money is invested at 4.5% simple interest for 4 months, the interest is $75. Find the principal

asked Nov 22, 2021

1 answer

3 votes

6.7k views

HELP!! Deadline is this afternoon!!! Find the area of a circle with diameter 18in . Use the value 3.14 for pie , and do not round your answer. Be sure to include the correct unit in your answer.

asked Aug 12, 2021

2 answers

4 votes

64.5k views

What was one of the major effects of the end of the Civil War in the Indian Territory? A. The Five Tribes were forced to assimilate to American lifestyles. B. The Five Tribes had to cede portions of their

asked May 7, 2021

2 answers

3 votes

90.5k views

Pelase help me can someone put the word Abomination useing sentence People in the town of Salem

asked Mar 9, 2021

1 answer

1 vote

206k views

Jane Hastings recently joined her first job as a communication executive and is working on creating press releases for an upcoming campaign. The campaign is getting launched publicly in the next week and

asked Jan 6, 2021

2 answers

3 votes

117k views

Which game show coined the catchphrase survey says

asked Oct 18, 2020

1 answer

3 votes

191k views

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