endoraburch16 endoraburch16

20-09-2021
Chemistry

contestada

4. A strip of magnesium is placed into a test tube
with hydrochloric acid to form magnesium
chloride and hydrogen. The total mass of the
reactants is measured to be 12 g. After the
reaction is complete, the mass of the system is
11.8 g. What happened to the rest of the mass?

Respuesta :

umairkazi924 umairkazi924

27-09-2021

[tex]2Mg + 2HCl = MgCl_2 + H_2[/tex]

The remaining mass has escaped the test tube, as hydrogen is in gaseous form.

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