zelobeidi zelobeidi

18-04-2021
Chemistry

contestada

Silicon can be made by heating a mixture of sand (silicon dioxide) with magnesium
powder.
The equation for this reaction is shown below.
SiO2 (s)+ 2Mg (s) → 2MgO (s) + Si (s)
Calculate the mass of silicon dioxide needed to make 1 g of silicon.
Relative atomic masses: O = 16; Si = 28
Mass = ?

Respuesta :

sjanishtan sjanishtan

18-04-2021

Answer:

[tex] \frac{60}{28} = \frac{15}{7} [/tex]

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