Questions by Haoyu Wang

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Questions by Haoyu Wang

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In the 3rd century wat did soft belly mean

asked Feb 12, 2018

History
high-school

1 answer

2 votes

172k views

What is the mole to mole ratio between nitrogen gas and hydrogen gas

asked Apr 16, 2017

Chemistry
high-school

2 answers

2 votes

15.9k views

Carpet costs $12 per square yard. How much will it cost to carpet a room that is 180 square feet?

asked Mar 27, 2017

Mathematics
middle-school

1 answer

2 votes

124k views

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