Chemistry

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What is the conjugate base of the Brnsted-Lowry acid HPO42-? Started by bobbysung	1 Replies 81 Views	Feb 15, 2020 by vkodali
For the reaction: A + 2 B 3 C, H = -203 kJ. For the reaction 12 C 4 A + 8 B, H = ________ kJ. Started by newbem	1 Replies 58 Views	Feb 15, 2020 by fraziera112
The law of conservation of energy is also known as the ________ law of thermodynamics. Started by BrownTown3	1 Replies 97 Views	Feb 15, 2020 by pocatato
For the conversion of ice to water at 0C and 1 atm, Started by Arii_bell	1 Replies 48 Views	Feb 15, 2020 by zacnyjessica
Which is not a spontaneous process? Started by SGallaher96	1 Replies 44 Views	Feb 15, 2020 by SamMuagrove
For the reaction, N H3(g) N(g) + 3 H(g), one would expect Started by serike	1 Replies 51 Views	Feb 15, 2020 by ryrychapman11
At a given temperature and pressure, which of the following would be expected to have the greatest ... Started by tichca	1 Replies 40 Views	Feb 15, 2020 by kswal303
Given: 4 NO2(g) + O2(g) 2 N2O5(g)H = -110.2 kJfind H for 8 N2O5(g) 16 NO2(g) + 4 O2(g). Started by CORALGRILL2014	1 Replies 63 Views	Feb 15, 2020 by al
Which is expected to have the lowest specific heat capacity at 25C? Started by Ebrown	1 Replies 124 Views	Feb 15, 2020 by rnehls
When 50.0 mL of 0.400 M Ca(NO3)2 is added to 50.0 mL of 0.800 M NaF, CaF2 precipitates, as shown in ... Started by asan beg	1 Replies 101 Views	Feb 15, 2020 by dlook33
How much heat is absorbed when 30.00 g of C(s) reacts in the presence of excess SO2(g) to produce ... Started by Medesa	1 Replies 164 Views	Feb 15, 2020 by tofugiraffe
When 6.000 moles of H2(g) reacts with 3.000 mol of O2(g) to form 6.000 mol of H2O(l) at 25C and a ... Started by JMatthes	1 Replies 153 Views	Feb 15, 2020 by nyrave
A gas absorbs 0.0 J of heat and then performs 13.1 J of work. The change in internal energy of the gas is Started by haleyc112	1 Replies 212 Views	Feb 15, 2020 by kaylee05
For a particular process that is carried out at constant pressure, q = 140 kJ and w = -30 kJ. Therefore, Started by mspears3	1 Replies 105 Views	Feb 15, 2020 by ryansturges
Which of the following is not a type of energy or energy transfer? Started by codyclark	1 Replies 43 Views	Feb 15, 2020 by Galvarado142
For a system at constant pressure, 19,400 calories of heat are released. This quantity of heat is ... Started by saraeharris	1 Replies 108 Views	Feb 15, 2020 by vickyvicksss
At 298 K the average kinetic energy is the same for H2, He, and N2. The gas with the highest average ... Started by eruditmonkey@yahoo.com	1 Replies 83 Views	Feb 15, 2020 by frre432
The following drawing is a representation of the exothermic reaction in which ozone forms ... Started by tingc95	1 Replies 66 Views	Feb 15, 2020 by nanny
Imagine a reaction that results in a change in both volume and temperature, as shown in the diagram ... Started by charchew	1 Replies 72 Views	Feb 15, 2020 by cascooper22
Methanol can be produced from carbon monoxide and hydrogen with suitable catalysts:CO(g) + 2 H2(g) ... Started by tfester	1 Replies 83 Views	Feb 15, 2020 by shewald78
Consider the conversion of white tin to gray tin:Sn(white) Sn(gray)H = -2.09 kJS = -7.41 J/KBased ... Started by skymedlock	1 Replies 234 Views	Feb 15, 2020 by Chou
If an endothermic reaction is spontaneous at constant temperature and pressure, Started by ashley	1 Replies 67 Views	Feb 15, 2020 by sabina576
For the of freezing liquid butane at a given temperature and pressure, Started by casperchen82	1 Replies 122 Views	Feb 15, 2020 by olderstudent
Which thermodynamic function is most related to disorder and probability? Started by NguyenJ	1 Replies 92 Views	Feb 15, 2020 by sultansheikh
For the reaction, C2H2(g) 2 C(g) + 2 H(g), one would expect Started by craiczarry	1 Replies 103 Views	Feb 15, 2020 by bbburns21