Answers by Chris Hayden
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Answers by Chris Hayden

Answers by Chris Hayden
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What species are dragonflies most closely related to?
answered Apr 20, 2019
7 votes
34.9k views
When the pressure that a gas exerts on a sealed container changes from 893 mm hg to 778 mm hg, the temperature changes from 49.3 degrees C to degrees C?
answered Mar 12, 2019
2 votes
207k views
A box is filled with 3 brown cards, 6 green cards, and 5 blue cards. A card is chosen at random from the box. What is the probability that it is a brown or a blue card?
answered Dec 26, 2018
7 votes
228k views
A student took a test which had 6 questions. He would score 8 points on the test if all his answers are correct. If y represents the student's score when he got x questions incorrect, which graph best
answered Sep 7, 2017
4 votes
62.9k views
Vertical angles must be: A. Obtuse. B. Congruent. C. Have the same vertex. D. Adjacent.
answered May 19, 2017
4 votes
218k views
Can Someone help me answer the question?
answered May 7, 2017
5 votes
38.1k views
What happens in chapter 16 and 17 in Flushed
answered Jan 21, 2017
0 votes
138k views
The refractive index of medium A is 1.54 and that of medium B is 2.12. Which statement is correct about this information? A. a ray of light passing from medium A to B can undergo total internal reflection.
answered Jan 7, 2017
0 votes
22.3k views
How do you simplify 18/35
answered May 17, 2016
4 votes
73.4k views
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