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Questions by Haoyu Chen

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Design a stone and wood tool you could use to help you with your chores. Describe your tool in a sentence or two.

asked Apr 12, 2018

History
high-school

2 answers

2 votes

168k views

Which of the following exists as a solid when added to water? CaSO4 CuCl2 Na2S Sr(NO3)2

asked Feb 16, 2018

Chemistry
high-school

2 answers

1 vote

16.7k views

Social studies multiple choice

asked Jan 10, 2018

Social Studies
middle-school

2 answers

5 votes

66.4k views

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