Questions by Tien Duong

Questions by Tien Duong

calculate the average atomic mass of copper if 69.15 of naturally occuring copper is cu-63 and 30.85 is cu 65

asked Jul 26, 2023

1 answer

10 votes

433k views

Solve for x in the triangle. Round your answer to the nearest tenth. 14 x 68 X

asked Jul 25, 2023

1 answer

13 votes

492k views

Sarah is designing a triangular pyramid made of all glass to go on top of a building. All of the faces of the pyramid have a height of 17 feet and a base of 20 feet. How much glass is needed? A. 680 sq

asked Jul 21, 2023

2 answers

5 votes

105k views

Why did Native American societies in North America have fewer people than in Central or South America?

asked Mar 9, 2023

1 answer

33 votes

30.6k views

What was the political system of germany? define it

asked Mar 6, 2023

1 answer

7 votes

494k views

Can someone explain for me.

asked Jan 23, 2023

1 answer

10 votes

369k views

HELP! How do you do this!! Need help ASAP!!

asked Oct 4, 2022

1 answer

31 votes

386k views

Please help and give easy to understand explanation.

asked Jul 12, 2022

2 answers

40 votes

505k views

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