Hallar el peso o masa molecular de los compuestos HCl , Pb(OH)2 , V(OH)5?
Hallar el peso o masa molecular de los compuestos HCl , Pb(OH)2 , V(OH)5.
Hallar el peso o masa molecular de los compuestos HCl , Pb(OH)2 , V(OH)5.
En resumen
Hallar el peso o masa molecular de los compuestos HCl H : 1 x 1 = 1 g / molCl : 1 x 35. 45 = 35. 45 g / mol`````````````````````````````````````````````````````` Mm = 36.
Hallar el peso o masa molecular de los compuestos HCl H : 1 x 1 = 1 g / molCl : 1 x 35.
45 = 35.
45 g / mol`````````````````````````````````````````````````````` Mm = 36.
45 g / mol Pb(OH)2 Pb : 1 x 207 g / mol O : 2 x 16 = 32 g / mol H : 2 x 1 = 2 g / mol```````````````````````````````````````````````` Mm = 241 g / molV(OH)5V : 1 x 51 = 51 g / molO : 5 x 16 = 80 g / molH : 5 x 1 = 5 g / mol```````````````````````````````````````````````````` Mm = 136 g / mol.
1. 136 gr 2. 122. 55 gr 3. 116. 3 gr 4. 308. 2 gr 5. 180 gr.
36, 46 g / mol. Es el peso.
Respuesta : 1x2 + 32 + 16x3 = 2 + 32 + 48 = 82 g es la masa molecular H2CO32x23 + 32 + 16x4 = 142g massa de Na2SO4.