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Ymorist [56]
3 years ago
12

Will mark as Brainliest.

Chemistry
2 answers:
aleksandr82 [10.1K]3 years ago
5 0

Exactly what the other guy said except its in kJ on k12. So 0.33 kJ

xz_007 [3.2K]3 years ago
3 0
<span>The enthalpy of fusion of the ice is 334 J/g. .... When ice at 0°C melts to liquid water at 0°C, it absorbs0.334 kJ of heat per gram. ... A 2 kg block of ice is placed in a container at 0 °C. How much energy is required to completely melt the block of ice? ... A 40.0 g block of ice at -15 degrees C is dropped into acalorimeter </span><span>
</span>
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A liquid has an empirical formula CCl2, and a boiling point of 1 21 oC. When vapourised, the gaseous compound has a density of 4
Darya [45]

Based on the data given, the molar mass of the gas is 165.5 g/mol while the molecular weight of the gas is 165.5 amu

<h3>How can molar mass of a gas be obtained from density, temperature and pressure?</h3>

The molar mass of a gas can be obtained from density, temperature and pressure using the formula below:

  • molar mass = density × molar gas constant × temperature/pressure

Molar gas constant, R = R = 0.082 L.atm/mol/K.

Temperature = 150 °C = 423 K

Pressure = 785 torr = 1.033 atm

density = 4.93 g/L

molar mass of gas = 4.93 × 0.082 × 423/1.033

molar mass of gas = 165.5 g/mol

Then, molecular weight of the gas = 165.5 amu

Therefore, the molar mass of the gas is 165.5 g/mol while the molecular weight of the gas is 165.5 amu

Learn more about molar mass of a gas at: brainly.com/question/26215522

6 0
2 years ago
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Explanation: MY own word's.

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Hi Jojo


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