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Blood enters the right side of the heart through the vena cava. In Humans this is divided into what we refer to as the superior and inferior vena cava. These terms essentially mean the top and bottom vena...

a) Take out the common factor, giving: 2(x²-36), idenitfy the difference of two squares and factoise accordingly, giving: 2(x-6)(x+6)
b) you have the facotirse version of the top of the fr...

Sí, me gustaría trabajar en el extranjero, probablemente en un país latinoamericano, dado que tengo un gran interés en la cultura allí tras mi visita a Méjico hace unos años. Afortunadamente, es posible q...

Step 1: Get rid of the bracket --- 3 * x and 3*2 which makes the left side 3x + 6 /// Step 2: Isolate x on one side --- move the 6 to the other side of the equals sign, taking it away from the 4, which ma...

reaction conditions are reflux (ie with heat) with conc. sodium hydroxide. the mechanism is just a standard Sn1 or Sn2 (uni- or di- molecular nucleophilic substition) depending on the haloalkane used. bul...