A student wishes to set up an electrochemical cell. The following list of materials and equipment will be used:• two 250-ml beakers• wire• one piece of Zn metal• 125 ml of 0.10 M Zn(NO3)2• voltmeter• switch• one piece of Pb metal• 125 ml of 0.10 M Pb(NO3)2For the cell to operate properly, the student will also need:A) an anodeB) a cathodeC) an external path for electronsD) a salt bridge
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Chemistry, 21.06.2019 20:30, Kaylinne1181
This chart represents the melting point of several substance. what besy explains the high melting point of the salt?
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Chemistry, 22.06.2019 16:10, 00015746
Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)
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Chemistry, 22.06.2019 23:30, jade468
Substance a is a nonpolar liquid and has only dispersion forces among its constituent particles. substance b is also a nonpolar liquid and has about the same magnitude of dispersion forces among its constituent particles. when substance a and b are combined, they spontaneously mix.
Answers: 1
Chemistry, 23.06.2019 00:00, jasmin5285
What is the approximate mass of 25 cm3 of silver, if the density is 10.5 g/cm3? a. 0.42 g b. 2.4 g c. 42 g d. 260 g
Answers: 1
A student wishes to set up an electrochemical cell. The following list of materials and equipment wi...
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