h2(g) + cl2(g) ==> 2hcl(g) + energy
Chemistry, 27.09.2019 17:00 tannerweberp5r8sg
Given the balanced equation representing a reaction:
h2(g) + cl2(g) ==> 2hcl(g) + energy
which statement describes the energy changes in this reaction?
(1) energy is absorbed as bonds are formed, only.
(2) energy is released as bonds are broken, only.
(3) energy is absorbed as bonds are broken, and energy is released as bonds are formed.
(4) energy is absorbed as bonds are formed, and energy is released as bonds are broken.
Answers: 2
Chemistry, 21.06.2019 18:00
Write a net ionic equation to show that hydrofluoric acid, behaves as an acid in water.
Answers: 1
Chemistry, 22.06.2019 22:30
Which of the following is true about the speed of light? it depends on the wavelength.
Answers: 3
Chemistry, 23.06.2019 01:00
Chromium(iii) sulfate is a transition metal compound containing the metal chromium and the polyatomic ion sulfate. the oxidation state of chromium in this compound is , and the chemical formula of the compound is ( ) . reset next
Answers: 3
Chemistry, 23.06.2019 03:00
What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients
Answers: 1
Given the balanced equation representing a reaction:
h2(g) + cl2(g) ==> 2hcl(g) + energy
h2(g) + cl2(g) ==> 2hcl(g) + energy
History, 26.02.2021 01:00
Biology, 26.02.2021 01:00
Mathematics, 26.02.2021 01:00
History, 26.02.2021 01:00
Mathematics, 26.02.2021 01:00
History, 26.02.2021 01:00
Mathematics, 26.02.2021 01:00
Biology, 26.02.2021 01:00
Mathematics, 26.02.2021 01:00