Questions by Andrzej Sawoniewicz

Questions by Andrzej Sawoniewicz

What is ∆H for the reaction of sulfur dioxide with oxygen? 2SO2(g) + O2(g) → 2SO3(g) (∆Hf0 SO2(g) = –296.8 kJ/mol; ∆Hf0 SO3(g) = –395.7 kJ/mol) A.)–98.9 kJ B.)–197.8 kJ C.)1.385 × 103 kJ D.)197.8 kJ

asked Aug 28, 2023

1 answer

24 votes

217k views

An airplane traveling at 1008 meters above the ocean at 135 km/h is going to drop a box of supplies to shipwrecked victims below. How many seconds before the plane is directly overhead should the box be

asked Aug 27, 2023

1 answer

0 votes

35.0k views

What is the length of S?

asked Jun 12, 2023

1 answer

2 votes

73.7k views

Which of the following numbers is a composite number? A. 31 B. 47 C. 43 D. 33

asked Mar 12, 2023

1 answer

5 votes

148k views

A _____ is a set of standards, development tools, and software libraries that help programmers develop software solutions faster and with more consistency.

asked Feb 9, 2023

1 answer

15 votes

104k views

Please help me solve this question

asked Nov 15, 2022

2 answers

6 votes

100k views

1/3x + y = 6 -x - 2y = -9 Using elimination

asked Aug 3, 2022

1 answer

11 votes

36.5k views

20 points for simple math

asked Aug 1, 2022

2 answers

21 votes

30.6k views

How to do simple interest ?

asked May 6, 2022

2 answers

1 vote

121k views

Micah rented a movie. The box says the movie has a running time of 125 minutes. About how many hours long is the movie?

asked Feb 15, 2022

2 answers

4 votes

1.2k views

People seek to __________, making choices that give them the greatest benefits at the least cost. A. economize B. downsize C. minimize D. resize

asked Feb 11, 2022

2 answers

15 votes

226k views

IIa. Topic Sentence 1: Introduce the first claim of your three-part thesis (one complete sentence) -One reason we know Odysseus to be hero is because he acts in accordance with the epic hero characteristics.

asked Jan 24, 2022

1 answer

5 votes

23.1k views

1722 In the service of the Dutch West India Company. I set out to sea on an expedition to seek a new continent, Terra Australis. We have yet found no such place. What we have found instead is an island

asked Dec 18, 2021

1 answer

3 votes

94.9k views

Based on the structures discussed about neuronal anatomy, an action potential is more likely to travel _____________________. Group of answer choices from axon hillock to dendrite. from axon terminal to

asked Nov 4, 2021

1 answer

4 votes

79.6k views

Why is the tomb of Rudolf of Swabia such an important sculpture? a. it is very expensive b. it is so life-like c. because of Rudolf of Swabia’s role in the history d. it is the oldest known bronze effigy

asked Nov 2, 2021

2 answers

4 votes

201k views

Uh can anybody help with thi

asked Sep 13, 2021

2 answers

5 votes

127k views

What’s the sum of x+x^2+2 and x^2-2-x ?

asked Sep 1, 2021

2 answers

0 votes

174k views

Spencer shot 24 basketball shot and made 16 shots. what percent of the shots did spencer miss?

asked Jul 25, 2021

1 answer

3 votes

81.0k views

A recipe calls for 2 cups of flour and 3 eggs and it serves 8 people. If we need to serve 24 people, how much flour and how many eggs should we use? Why?

asked Mar 8, 2021

2 answers

5 votes

152k views

15.....................

asked Sep 28, 2020

1 answer

1 vote

88.8k views

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