Questions by David Le Borgne

Questions by David Le Borgne

Niobium has a BCC crystal structure, an atomic radius of 0.143 nm and an atomic weight of 92.91 g/mol. Calculate the theoretical density for Nb.

asked Jan 5, 2021

1 answer

1 vote

180k views

A certain batch of fireflies were observed to "flash" at the rate of 13.0 times per minute at 25°C, and at the lower rate of 5.0 times a minute at a temperature of 15°C. Assume that the flashing is the

asked Oct 9, 2020

1 answer

4 votes

124k views

Object A is moving due east, while object B is moving due north. They collide and stick together in a completely inelastic collision. Momentum is conserved. Object A has a mass of mA = 18.5 kg and an initial

asked Mar 24, 2020

2 answers

1 vote

196k views

What is the best description of a convergent boundary? (Do they move towards eachother, side by side past each other, away from each other, or are they attracted to each other by gravity)

asked Oct 23, 2019

1 answer

1 vote

194k views

Classify the following triangle

asked Dec 3, 2018

2 answers

4 votes

115k views

Why is Hammurabi's code important?

asked Nov 8, 2018

2 answers

3 votes

206k views

Which of the following sentences demonstrates proper capitalization? A. The dog, pluto, is Mickey mouse's best friend. B. The Dog, Pluto, is Mickey Mouses's best friend. C. The dog, pluto, is mickey mouse's

asked Apr 2, 2018

1 answer

4 votes

58.6k views

How many different 9 letter words can be formed from the letters in the word statistics?

asked Feb 15, 2018

1 answer

3 votes

52.4k views

A galaxy whose stars are arranged in a disk with arms that surround a central bulge is a _____ galaxy. irregular elliptical cluster spiral

asked Oct 18, 2017

2 answers

5 votes

180k views

Evaluate the credibility of the speaker in "Anabel Lee" by Edgar Allan Poe based on the voice and the choice of a speaker.

asked Sep 1, 2017

1 answer

4 votes

209k views

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