Molar Mass | Definition, Formula & Examples - Lesson - Study.com
2023年11月21日 · Finally, for oxygen, we multiply the molar mass of 15.9994 by 2. This equals 31.9988 grams per mol. Now, to finish, we must add all these masses together, which gives us a total of 60.05196 grams ...
Solved Oxygen (molar mass = 32 g) occupies a volume of 12
Question: Oxygen (molar mass = 32 g) occupies a volume of 12 liters when its temperature is 20°C and its pressure is 1 atm. Using R = 0.082 liter.atm/mole.K, calculate the mass of the oxygen: O 6.4g O 11g 16 g O 32 g O 64 g
What is the molar mass of oxygen? | Homework.Study.com
Molar Mass of Oxygen: The molar mass of an element or molecule is the sum of the total mass in grams of all the atoms that make up a mole of a particular molecule. A mole is a unit of measurement that helps compare particles of any given …
Solved Oxygen (O2) has a molar mass of 32.0 g/ mol. a) - Chegg
Question: Oxygen (O2) has a molar mass of 32.0 g/ mol. a) Calculate the mean translational kinetic energy of an oxygen molecule to 300 K. b) Calculate the mean value of the square of its speed. c) Calculate its effective speed. d) Calculate the momentum of an oxygen molecule traveling with this speed.
Solved Question 30 Oxygen (O2) has a molar mass of 32.0 - Chegg
Question: Question 30 Oxygen (O2) has a molar mass of 32.0 g/mol. Part A What is the root- mean-square speed of an oxygen molecule at a temperature of 292 K ? Templates Symbols undo' reglo Pesēt keyboard shortcuts help 21 Urms = m/s Submit Request Answer Part B What is its average translational kinetic energy at that speed?
Solved Oxygen (molar mass 32 kg/mol) is compressed - Chegg
Oxygen (molar mass 32 kg/mol) is compressed reversibly and polytropically in a cylinder from 1.05 bar, 15°C to 4.2 bar in such a way that one-third of the work input is rejected as heat to the cylinder walls. Calculate the final temperature of the oxygen. Assume oxygen to be a perfect gas and take cv = 0.649 kJ/kg.K.
Solved Oxygen (molar mass 32 kg/kmol ) expands reversibly in
Question: Oxygen (molar mass 32 kg/kmol ) expands reversibly in a cylinder behind a piston at a constant pressure of 3.131 bar. The volume initially is 0.0117 m3 and finally is 0.0319 m3; the initial temperature is 17.85 °C. Calculate the heat supplied during the expansion in the correct unit to two decimal places.
Solved Oxygen has a molar mass of 32.0 g/mole.What is the - Chegg
Oxygen has a molar mass of 32.0 g/mole.What is the root-mean-square speed of an oxygen molecule at a temperature of 297 K?I found it to be 481 m/sWhat is its average translational kinetic energy at that speed?
Solved The oxygen (molar mass-32 g/mol) and nitrogen (molar
The oxygen (molar mass-32 g/mol) and nitrogen (molar mass 28 g/mol) molecules in this room have equal average A) kinetic energies, but the axygen molecules are faster. B) kinetic energies, but the oxygen molecules are slower. C) kinetic energies and speeds. D) speeds, but the oxygen molecules have a higher average kinetic energy.
Calculate the molar mass of oxygen, O2. | Homework.Study.com
Molar Mass: The molar mass of a substance is defined as the mass occupied by {eq}N_A=\rm 6.022\times 10^{23} \;\rm mol^{-1} {/eq} number of chemical units of that substance. This number is known as the Avogadro's constant and represents the number of chemical units in a mole of a substance. Answer and Explanation: 1