Question

Sa spuna aici cine stie ce sa pun in spatiul liber

Answer 1

Answer:

A 20% aqueous solution of monoethanolamine(MEA) is used as a solvent for absorbing CO2 frm a gas stream. The solution leaving contains 0.25 mol CO2 per mole MEA.

A: mole percent of CO2 in the solution leaving the absorber?

B: mass percent of CO2 in the solution?

Answer 2

Question :

$\color{lime}{ \huge\bf{{ Pʀᴏvᴇ \: \: THᴀᴛ}} }:$

$\rm ( { - 2x + yz)}^{2} = {4x}^{2} + {y}^{2} {z}^{2} + 4xyz$

$\color{gold} \huge \mathfrak{Proof} \: :$

$\rm⇒( - 2x + yz) ^{2}$

$\rm⇒4 {x}^{2} + {y}^{2} {z}^{2} + 2(2x)(yz)$

$\rm⇒ {4x}^{2} + {y}^{2} {z}^{2} + 4xy z$

HENCE PROVED .

Formula Used

(a + b)² = a² + b² + 2ab