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Chemistry, 22.06.2020 23:55 vicsmi4573
In 1865 a pond was surrounded by open fields today the same area is swampy and surrounded by a forest which process is responsible for this change?
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Chemistry, 22.06.2019 09:00
This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.
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Chemistry, 22.06.2019 23:00
The data below were determined for the reaction shown below. s2o82β + 3i β (aq) β 2so42β + i3β expt. # [s2o82β] (m) [i β] (m) initial rate 1 0.038 0.060 1.4 Γ 10 β 5 m/s 2 0.076 0.060 2.8 Γ 10 β 5 m/s 3 0.076 0.030 1.4 Γ 10 β 5 m/s the rate law for this reaction must be:
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Chemistry, 23.06.2019 11:00
The standard emf for the cell using the overall cell reaction below is +2.20 v: 2al(s) + 3i2(s) β 2ai3+(aq) + 6i-(aq) the emf generated by the cell when [ai3+] = 3.5 Γ 10-3 m and [i-] = 0.015 m is v. the standard emf for the cell using the overall cell reaction below is +2.20 v: 2al(s) + 3i2(s) 2ai3+(aq) + 6i-(aq) the emf generated by the cell when [ai3+] = 3.5 Γ 10-3 m and [i-] = 0.015 m is v. 2.36 2.24 2.21 2.51 2.04
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