Chemistry, 02.03.2020 23:21, raprocksbob
Which of the following reactions is not spontaneous? Cu (s) + 2HCl (aq) β CuCl2 (aq) + H2 (g) Mg (s) + 2HCl (aq) β MgCl2 (aq) + H2(g) 2Ni (s) + H2SO4 (aq) β Ni2SO4 (aq) + H2 (g) 2Al (s) + 6HBr (aq) β 2AlBr3 (aq) + 3H2 (g) Zn (s) + 2HI (aq) β ZnI2(aq) + H2 (g)
Answers: 3
Chemistry, 22.06.2019 22:30, angelagonzalesownus1
Which statement best summarizes the importance of ernest rutherfordβs gold foil experiment? it proved that all of john daltonβs postulates were true. it verified j. j. thomsonβs work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.
Answers: 1
Chemistry, 22.06.2019 22:30, vhife4901
Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.
Answers: 1
Which of the following reactions is not spontaneous? Cu (s) + 2HCl (aq) β CuCl2 (aq) + H2 (g) Mg (s)...
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