Recent activity by DuncanSungWKim

Recent activity by DuncanSungWKim

The half life of Radium-226 is 1590 years. If a sample contains 200 mg, how many mg will remain after 4000 years?

answered Dec 27, 2023

1 answer 164k views

Write the following ratio as a fraction in lowest terms 5/3to7/6

answered Dec 27, 2023

1 answer 178k views

(8x + 9) ( 3x^2 + x - 1 )

asked Dec 8, 2023

1 answer 41.0k views

Solve 6 b. > 15. Graph the solution. The solution is anyone know????

answered Sep 9, 2023

1 answer 56.3k views

PLS HELP I DON’T UNDERSTAND

asked Jul 20, 2023

1 answer 226 views

DNA replication results in _____ copies of a cell's genome: A) two similar B) two identical C) four similar D) four identical

asked Jun 5, 2023

1 answer 40.3k views

Describe the rotation:A) 180 degreesB) 90 degrees counterclockwise C) 90 degrees clockwise

asked Mar 18, 2023

1 answer 113k views

Which statement best describes the influence of Catherine the Great on Russia? A) She allied with Austria and Prussia to protect the territory of Poland-Lithuania. B) She made diplomatic efforts to acquire

answered Mar 5, 2023

1 answer 201k views

Find the value of x.

answered Feb 26, 2023

1 answer 104k views

What does barter mean?

answered Feb 12, 2023

2 answers 45.2k views

Diane's Tea Shop has caffeinated tea and decaffeinated tea. The tea shop served 45 caffeinated teas and 15 decaffeinated teas. What percentage of the teas served were caffeinated

answered Dec 28, 2022

2 answers 176k views

Guys I need your help asap. Name TWO organs that are part of the digestive system but are NOT a part of the digestive tract AND briefly explain what and what they do.

asked Dec 21, 2022

1 answer 223k views

Pls help me!!!!!!!!!!!!!!!

asked Dec 15, 2022

1 answer 96.9k views

What is your favorite big cat??? And what is 20 + 1???? i need help

answered Nov 20, 2022

2 answers 117k views

Which change will decrease the electric force between two positively charged objects?.

answered Sep 11, 2022

1 answer 160k views

Select the expressions that are equivalent to 7a+4a.

asked Sep 2, 2022

1 answer 133k views

What can 8 and 32 both divided by

asked Aug 16, 2022

1 answer 129k views

What are the 2 characteristics of all matter

answered Jul 12, 2022

1 answer 223k views

In a competition of 50 professional ballroom dancers, 22 compete in the fox-trot competition, 18 compete in the tango competition, and 6 compete in both the fox-trot and tango competitions. How many dancers

asked Jul 2, 2022

1 answer 18.0k views

A ball Of Mass. 0.5 kg initially at rest is kick directly toward offense from appoint 20 m away as shown below the velocity of the ball as it leaves the kickers foot is 16 M/S at angle 45 degrees above

answered May 24, 2022

1 answer 154k views

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