Chemistry, 08.06.2020 20:57 SketchWasTaken
Explain the energy changes that occur when the following reaction happens:
H2 + Cl2 → 2HCl
A. Energy is absorbed when the HCl bonds form.
B. Energy is needed to break the bonds of H-H in H2 and Cl-Cl in Cl2
C. Energy is released when the bonds of H-H in H2 and Cl-Cl in Cl2 break.
D. Energy is released when the H-Cl bonds form.
E. No energy changes occur when this reaction happens.
Answers: 3
Chemistry, 22.06.2019 11:30
Compare and contrast refraction of light and sound will give brainliest
Answers: 1
Chemistry, 22.06.2019 13:30
What produces wave a)sound b) heats c)transfer of energy d)vibrations
Answers: 2
Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
Chemistry, 22.06.2019 17:40
Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.
Answers: 1
Explain the energy changes that occur when the following reaction happens:
H2 + Cl2 → 2HCl
Engineering, 06.05.2020 01:44
History, 06.05.2020 01:44
Mathematics, 06.05.2020 01:44
Mathematics, 06.05.2020 01:44
Computers and Technology, 06.05.2020 01:44
Chemistry, 06.05.2020 01:44
History, 06.05.2020 01:44
Computers and Technology, 06.05.2020 01:44
History, 06.05.2020 01:44
English, 06.05.2020 01:44
Mathematics, 06.05.2020 01:44