dariusardelean2029 dariusardelean2029
  • 02-12-2017
  • Chemistry
contestada

Calculate the molar mass of an unknown if a solution containing 3.56 g of unknown in 56.2 g of water froze at –1.60c

Respuesta :

Kalahira
Kalahira Kalahira
  • 14-12-2017
Answer: (0 - (-1.60)) °C / (1.86 °C/m) = 0.860215 m (0.860215 mol/kg) x (0.0562 kg) = 0.048344 mol (3.56 g) / (0.048344 mol) = 73.6 g/mol
Answer Link

Otras preguntas

Water is essential for our life. Here r the few uses of water. Arrange these activities in order from least to most, according to the amount of water used. To w
How many even 3 digit positive integers can be written using the numbers 3,4,5,6,and 7?
Investing widely without regard to risk is called: A. Insider trading B. Selling short C. Buying on margin D. Speculation
anyone plss heeelp me...​i only need answer 6c..
Factor the polynomial. X2+3x-54
what is the IUPAC name of KNO3​
state the situations where the falling tune is used.give examples ​
The circle below is centered at the point (-3,4) and had a radius of 3. What is it equation? ( top answers gets )
Simplify: 3.59 x 106 : 9.5 x 10-6
Lucy has a very high opinion of herself. This mean that she will more likely be judged