Viết phản ứng hóa học chứng minh đồng là kim loại hoạt động mạnh hơn bạc

Give the set of reactants (including an alkyl halide and a nucleophile) that could be used to synthesize the following ether: draw the molecules on the canvas by choosing buttons from the tools (for bonds and charges), atoms, and templates toolbars, including charges where needed. ch3ch2och2ch2chch3 | ch3

Explain what happens at the saturation point when adding salt to water at room temperature.

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?