Chemistry, 17.11.2020 22:20, darlene1283
Scientists began thinking differently about the continents when:
o minerals in North America were identical to those in Europe
O the sea floor began to shrink
Alfred Wegener presented his idea about plates
similar fossils were found in South America and Africa
Answers: 3
Chemistry, 21.06.2019 22:30, erikloza12pdidtx
Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent
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Chemistry, 22.06.2019 05:00, happy121906
Which position represents spring in the southern hemisphere? a) b) c) d)
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Chemistry, 22.06.2019 17:00, jazmine8194
Reduction is a reaction which results in a in electrons and a in positive charge of the atom or ion 1) a- loss 1) b- gain 2) a-increase 2) b-decrease
Answers: 1
Scientists began thinking differently about the continents when:
o minerals in North America were i...
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