Calcula la energia cinetica de un cohete de 500kg de masa que se mueve a una velocidad de 27.8m/s​

Which of the following elements is a representative element? a. chromium (cr) b. aluminum (al) c. mercury (hg) d. silver (ag)

Geothermal energy for industrial use is available almost anywhere. a.true b.false

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