Questions by LuckyStarr

Questions by LuckyStarr

What was one problem with overland travel in the travel in late 1700s and early 1800s

asked Aug 12, 2017

2 answers

4 votes

180k views

Remember what you learned about diffusion in PBS or another science class. Use the principles of diffusion to explain why oxygen molecules in the tissues of the lung go into the blood, and then in other

asked Mar 11, 2017

1 answer

2 votes

139k views

Erica is working in the lab. She wants to remove the fine dust particles suspended in a sample of oil. Which method is she most likely to use? A. Reverse osmosis B. osmosis C. filtration D. Dilution

asked Jan 10, 2017

2 answers

4 votes

30.0k views

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