Chemistry, 11.01.2020 03:31 mallorybranham
Given the equations below, which description applies to the conversion of diamond to graphite? c(s, diamond) + o2 (g) β co2 (g), βh = β395.4 kj co2 (g) β c(s, graphite) + o2 (g), βh = 393.5 kj explain your answer
a) energy is created during the process.
b) heat is neither released nor absorbed during the process.
c) heat is released during the process.
d) the process is endothermic.
Answers: 3
Chemistry, 22.06.2019 16:10
Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2bβc at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.
Answers: 1
Chemistry, 22.06.2019 18:20
Which reason best explains why metals are malleable? a)because they have delocalized electrons b)because they have localized electrons c)because they have ionic bonds d)because they have rigid bonds
Answers: 2
Chemistry, 22.06.2019 21:00
The rate constant for the reaction below is 6.2 x 10β5 mol lβ1 s β1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
Answers: 1
Chemistry, 22.06.2019 21:00
Which answer tells the reason the earthβs climate is getting warmer? too many animals are becoming extinct. large glaciers are melting in antarctica. the earth is moving closer to the sun. driving cars gives off gases that trap heat in the atmosphere.
Answers: 1
Given the equations below, which description applies to the conversion of diamond to graphite? c(s,...
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