Questions by Andreas Oikonomou

Questions by Andreas Oikonomou

You need to perform a serial dilution on a 1mL sample submitted to the lab. While you ordinarily make dilution tubes by adding 1mL to 9mL of solvent, you realize that you are limited by the volume of the

asked Dec 11, 2024

1 answer

3 votes

12.4k views

4NH3 +50₂ →→ 6H₂O + 4NO How many moles of water are produced if the reactions begins with 7.50 mol NH3? 4NH3 +50₂ →→ 6H₂O + 4NO If 25.0 moles of water are produced, how many moles of NO will also be produced?

asked Nov 20, 2024

1 answer

3 votes

180k views

Since the 1970 the supreme court has declared many gender-based laws

asked Nov 19, 2024

1 answer

2 votes

101k views

Carson is a high school student with two part-time jobs. He earns $6 per hour for babysitting and $8 per hour for clerical work at his father's business. He wants to earn at least $96 a week but not work

asked Aug 17, 2024

1 answer

0 votes

146k views

Which step should a good worker complete to prevent cross-contact?

asked Mar 22, 2024

1 answer

5 votes

48.5k views

A wall is 90 inches long and 381 cm tall. What is the approximate area of the wall in square feet?

asked Feb 17, 2024

1 answer

0 votes

174k views

What does this signal mean?

asked Jan 2, 2024

1 answer

0 votes

70.2k views

Which statement best describes the Trail of Tears? U.S. soldiers forced the Cherokee people on a deadly march to western territory. The U.S. army protected the Cherokee people as they journeyed westward.

asked Oct 9, 2023

1 answer

20 votes

209k views

Write a fraction in simplified form that expresses the ratio of 0.27 to 0.06.

asked May 26, 2023

1 answer

0 votes

198k views

Find the area of the rhombus. 9 m 9 m 9 m 9 m

asked May 14, 2023

1 answer

4 votes

133k views

What led to the rise and fall of Ancient Rome?

asked Jan 6, 2023

1 answer

17 votes

106k views

Which of the following is equivalent to the expression below sqrt 8 - sqrt 72 + sqrt 50 A. sqrt 2 B. 3 sqrt 2 C. 13 sqrt 2 D. 7 sqrt 2

asked Nov 21, 2022

2 answers

1 vote

55.5k views

Lcm and hcf of 24 and 36

asked Nov 2, 2022

1 answer

15 votes

34.3k views

What is the ratio for writing utensils to school supplies?

asked Aug 17, 2022

1 answer

25 votes

62.2k views

How many tryouts weighed MORE THAN 450 grams?

asked Aug 9, 2022

2 answers

4 votes

125k views

What volume of 2.22 M NaOH (aq) will neutralize 4.31 L of 8.60 M HCl (aq)?

asked Aug 8, 2022

1 answer

3 votes

136k views

It’s due in 34 min pls help

asked Jul 16, 2022

1 answer

4 votes

10.6k views

Thomas is saving up to buy the new Xbox One. He needs to save at least $500. For his birthday he received $275. He also makes $30 a week working at McDonalds. What is the least number of weeks it will

asked Jul 10, 2022

1 answer

22 votes

72.6k views

What are the major beliefs of Hinduism?

asked Jun 5, 2022

1 answer

2 votes

154k views

The measures of the angles of a triangle are shown in the figure below. Solve for x. 29 (x+17) (4x+9)°

asked Sep 24, 2021

2 answers

3 votes

77.6k views

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