Asweetened ice tea beverage of 355ml contains 43.0 g of sucrose (sugar). calculate the molarity of sucrose in the drink. sucrose: c12h22o11 molar mass kf sucrose= 342.3 g/mol
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Ответ:
Hey there!:
Molar mass sucrose = 342.3 g/mol
Number of moles:
n = m / mm
n = 43.0 / 342.3 => 0.1256 moles of sucrose
Volume in liters of solution:
355 mL / 1000 => 0.355 L
Therefore:
M = n / V
M = 0.1256 / 0.355
= 0.353 M
Hope that helps!
Ответ: