Question List for "Chemistry"

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Chemistry » Sodium reacts violently with water according to the equation:2 Na(s) + 2 H2O(l) 2 NaOH(aq) + ... New
Started by xclash
31 Feb 15, 2020
Chemistry » Without doing any calculations, determine whether the standard entropy change, S is positive or ... New
Started by maychende
20 Feb 15, 2020
Chemistry » Which of the following processes is non-spontaneous at standard temperature and pressure? New
Started by c0205847
26 Feb 15, 2020
Chemistry » The reaction A(g) B(g) is spontaneous under standard conditions. Which of the following statements ... New
Started by Capo
30 Feb 15, 2020
Chemistry » Which forward reaction is a nonspontaneous process? New
Started by jc611
29 Feb 15, 2020
Chemistry » CaF2 has Ksp = 3.5 10-11. If 25 mL of 8.0 10-4 M Ca(NO3)2 is mixed with 75 mL of 4.0 10-4 M KF, a ... New
Started by hubes95
27 Feb 15, 2020
Chemistry » The artist's pigment cadmium yellow, CdS, has a water solubility of 0.13 g/L. The solubility product ... New
Started by biggirl4568
38 Feb 15, 2020
Chemistry » At 25C calcium fluoride has a solubility product constant Ksp = 3.5 10-11. The solubility of CaF2 ... New
Started by asmith134
63 Feb 15, 2020
Chemistry » The half equivalence point in the titration of 0.100 M CH3NH2 (Kb = 3.7 10-4) with 0.250 M HCl ... New
Started by beccaep
187 Feb 15, 2020
Chemistry » What is the pH of the solution formed when 25 mL of 0.173 M NaOH is added to 35 mL of 0.342 M HCl? New
Started by azncindy619
39 Feb 15, 2020