Chemistry, 02.10.2019 10:30 tdahna0403
Darwin visited the galapagos islands several times. he observed some very unusual species. one species of bird, the finch, interested him. he observed some differences in the finches living on different islands. the finches that lived on each island had a different beak. some beaks were short some long. some beaks looked straight while others curved. darwin believed that each species of finch was related but had developed some special beak adaptations because there were different food sources on each island.
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Chemistry, 22.06.2019 09:00
Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?
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Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17
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How many moles of sulfuric acid (h2so4) are needed to react completely with 6.8 moles of lithium hydroxide (lioh)? 2lioh + h2so4 β li2so4 + 2h2o a. 3.4 mol h2so4b. 6.8 mol h2so4 c. 10.2 mol h2so4 d. 13.6 mol h2so4
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Chemistry, 22.06.2019 23:00
What prefix multiplier is appropriate for reporting a measurement of 5.57 Γ10β5 m?
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Darwin visited the galapagos islands several times. he observed some very unusual species. one speci...
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