Questions by Jamelia

Questions by Jamelia

Deshawn draws a regular pentagon and rotates it about its center. Which angle measures can Deshawn rotate the regular pentagon through to map it onto itself? Select each correct answer.

asked Nov 7, 2020

1 answer

1 vote

137k views

what frequency of light must an electron in hydrogen absorb to jump from the n=2 state to the n=5 state? (a) 2.86 Hz (b) 4.08 Hz (c) 6.91x10^14 Hz (d) 9.86x10^14 Hz

asked Aug 22, 2020

1 answer

1 vote

129k views

One of the numbers increased by 10. How did the average of the two numbers change?

asked Jul 26, 2020

2 answers

3 votes

111k views

Which type of strength training uses machine-generated forces to increase muscle strength and endurance? A. bench pressing B. power lifting C. resistance training D. core training

asked May 27, 2019

2 answers

5 votes

19.2k views

What is Loschmidt’s number? How is it related to Avogadro’s number?

asked Mar 11, 2019

2 answers

5 votes

154k views

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