Answers by Duck Degen
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Answers by Duck Degen

Answers by Duck Degen
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Consider two Carnot heat engines operating in series. The first engine receives heat from the reservoir at 1400 K and rejects the waste heat to another reservoir at temperature T. The second engine receives
answered Jul 12, 2020
4 votes
58.8k views
What were the three lasting contributions of the ancient Phoenicians A: Advanced shipbuilding techniques B: direct democracy C: written alphabet D: theory of heliocentricism E: deep-sea navigation methods
answered Feb 23, 2020
2 votes
229k views
Need help please 70 points
answered Feb 9, 2020
7 votes
209k views
HELP ME ASAP!!!!!!!! Assignment: Using Punnett Squares Exploration First Cross Genotypic ratio: Phenotypic ratio: Second Cross Genotypic ratio: Phenotypic ratio: Third Cross Genotypic ratio: Phenotypic
answered Jan 2, 2020
3 votes
91.1k views
The sport of football is most likely based on a combination of what two sports? a. baseball and basket ball b. soccer and rugby c. rugby and baseball d. basketball and soccer
answered Nov 13, 2019
6 votes
35.3k views
Which inequality can be used to represent a number x that is less than equal to 8 and greater than -3
answered Jul 28, 2019
2 votes
195k views
How can explorers today avoid harming the places they visits
answered May 24, 2019
4 votes
31.9k views
Please select the correct definition for the given word cuneiform
answered Apr 26, 2019
6 votes
17.7k views
What equals fraction 8/9 devided by 4/9?
answered Feb 14, 2019
4 votes
123k views
Para una fiesta, ¿qué cosa no usamos para decorar?
answered Jan 17, 2019
4 votes
234k views
Georges asked five of his friends how long they studied for the last math test and what grade they received. He found a linear regression equation for the data to be y = 9.6x + 65.8. What does the 65.8
answered Aug 26, 2018
7 votes
97.3k views
A race walker completed a 13 mile walk in 2.5 hours. What is the walker's speed?
answered Jan 25, 2018
0 votes
221k views
Kim need to place 32 mystery books and 56 biology books on the library shelves. She is to place the maximum number of books on each shelf so that all the shows have the same number of books each shelf
answered Jan 16, 2018
4 votes
64.6k views
What is the capital of Bosnia? 1= Sarajevo 2=Ljubljana 3=Moscow
answered Sep 14, 2017
5 votes
120k views
The Egyptians willingly serve their all-powerful leader because why
answered May 28, 2017
2 votes
15.3k views
Which of the following recently developed technologies has NOT greatly increased the speed of information dissemination? a. smartphones b. e-mail c. typewriter d. teleconferencing Please select the best
answered Apr 6, 2017
6 votes
178k views
Simplify: (5a − 13c) − (−11a + 31c) − (17a − 11c)
answered Feb 24, 2017
4 votes
213k views
As inflation increased and the Roman Empire experienced greater political instability, what occurred?
answered Sep 20, 2016
6 votes
121k views
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