Respuesta :

Answer:

Explanation:

Saccharose mol=0.078 mol

Explanation: Explanations:

520 mL=0.52 litres

M= solution for mol/l

Solution of mol = M*L

Cutter= (0.150 sts * 0.52 sts.) Cutter=

Saccharose mol=0.078 mol

The number of moles of sucrose should be 3/80.

Calculation of the moles:

Since there is 520 mL of solution in the case when the solution concentration is 0.150 M.

So, here the number of moles should be

Molarity = number of moles / volume

So,

= 0.15 * 250 / 1000

= 3/80.

Hence, The number of moles of sucrose should be 3/80.

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