Questions by Ivan Castellanos

Questions by Ivan Castellanos

Recognizing chemical reactivity is linked to ion formation and hold on valence electrons, predict the trend in the chemical reactivity of non-metals, both within a period and a group. Explain your reasoning.

asked Nov 9, 2024

1 answer

0 votes

97.6k views

What should you consider when exporting a report to PDF and share the exported file?

asked Sep 13, 2024

1 answer

3 votes

22.3k views

What molecule do naive T lymphocytes express that allows the rolling stage of LN entry? a) ICAM-1 b) VCAM-1 c) L-selectin d) Integrin

asked Jun 1, 2024

1 answer

4 votes

13.4k views

How much energy is used in peptide release termination?

asked May 5, 2024

1 answer

2 votes

189k views

Define various memory strategies (e.g., rehearsal, organization, and elaboration), discuss their importance in aiding recall, and describe the development of their spontaneous use.

asked Apr 13, 2024

1 answer

1 vote

116k views

Some students sit a test. The maximum score for the test is 60 marks. The pass mark is 75%. The table shows the results. Alex 54 Dani 48 Dora 41 Dexter 45 Tommy 46 What percentage of the students passed

asked Nov 21, 2023

1 answer

17 votes

40.9k views

How did tanks help overcome the staleman of trench warfare? And What problems did tanks encounter on the battlefield?

asked Oct 4, 2023

1 answer

4 votes

194k views

Students often take out large loans to go to college. Currently, these loans have a payoff time of 25 years at an interest rate of about 7.5% compounded monthly. Suppose the remaining principal of Dexter's

asked Sep 17, 2023

1 answer

4 votes

9.4k views

The same force that causes a pop fly to smack into your baseball mitt keeps the Moon in its orbit around Earth. Agree Disagree Explain why you voted the way you did.

asked Apr 28, 2023

1 answer

15 votes

225k views

What is the rate of change for the equation y = 2x + 100?

asked Nov 26, 2022

1 answer

5 votes

168k views

I need help please I don’t understand this

asked Nov 8, 2022

1 answer

2 votes

92.8k views

What is the solution to the system of equations below? 2x + 3y = 6 x - 3y = 9 -1. (A) (B) (-3,-4) 5, (C) 8, 3 3 (D)

asked Oct 7, 2022

1 answer

1 vote

87.0k views

Write a sentence identifying and describing how the election of Abraham Lincoln led to the Civil War.

asked Sep 14, 2022

1 answer

20 votes

167k views

Please help me with this

asked Sep 3, 2022

1 answer

4 votes

59.5k views

2x + 3y = 0 X + 2y = -1 Is this one solution No solution Or infinite solution

asked Aug 24, 2022

1 answer

5 votes

121k views

What was the origin of Putin's distrust of the US?

asked Jul 17, 2022

1 answer

1 vote

180k views

IZAIYAH!!!!!!!!!! means salvation of God Biblical name taken from the Hebrew meaning "salvation of God".

asked Nov 24, 2021

1 answer

1 vote

168k views

There are 500 people in a building. 20% of half of them went out. 15% of those who went out came back in. How many people are in the building now?

asked Oct 1, 2021

2 answers

4 votes

203k views

A student wants to shorten the ripening time for tomatoes. He predicts that the more water the seedlings receive, the faster the tomatoes will ripen. He grows 20 tomato plants in a garden with full sunlight

asked Sep 15, 2021

1 answer

2 votes

83.2k views

The art of persuasion is: Question 1 options: Forensics Argument Debate Rhetoric

asked Jun 22, 2021

1 answer

5 votes

144k views

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