https://padlet.com/shilamabrouk/3zerjyh5bc5b Made with serendipity en-us 2017-10-21 21:03:58 UTC 2017-10-21 21:18:34 UTC hello@padlet.com shilamabrouk https://padlet.com/shilamabrouk/3zerjyh5bc5b/wish/199300608 test l o.1

1)..c
2)..b
3)..c
4)..b
5)..c
6)..c
 test lo. 2

1)..a
2)..b
3)..b
4)..c
5)..b
6)..a
7)..a
8)..b
9)..a
10)..d
11)..c
because silicate structure isn't  considered a physical property and all of these are considered of physical property .
12)..d
13)..d

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