Questions by Jorge Vieira

Questions by Jorge Vieira

The European explorers from Portugal, Spain, France, England, and the Netherlands who came to the "new world" were originally searching for:

asked Sep 1, 2018

1 answer

2 votes

194k views

Is a mineral found on a gemology expedition likely to be a substance

asked May 22, 2018

1 answer

5 votes

196k views

Which statement accurately describes events at the end of World War ll?

asked Feb 2, 2018

2 answers

3 votes

89.6k views

Write the half-reactions for the following redox reaction: 2Li + H2 → 2LiH I also need the charges of each element.

asked Sep 21, 2017

1 answer

0 votes

112k views

How does rotation and days relate?

asked Mar 23, 2017

1 answer

5 votes

78.9k views

The equation D=13/v shows that the density of a particular substance equals a mass of 13 grams divided by the volume of the substance. What happens to the density as the volume approaches 0? The density

asked Mar 3, 2017

2 answers

4 votes

224k views

Density is mass per unit of volume. Which pair of lab instruments would a student use to measure the density of seawater?

asked Feb 7, 2017

2 answers

5 votes

172k views

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