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What volume of oxygen gas is released at STP if 10.0 g of potassium chlorate is decomposed?
Approx. 3L of dioxygen gas will be evolved.
What is the STP in cm3?
Note: STP refers to standard temperature of 0°C and pressure of 1 atmosphere. Room conditions refer to the temperature of 25°C and the pressure of 1 atmosphere. This means that one mole of any gas occupies the same volume at STP, which is 22.4 dm3.
How many moles of glucose does 1.2 x10 24 molecules represent?
How many moles of glucose does 1.2 x 1024 molecules represent? 1 mole of any substance has 6.02 x 1023 molecules. For getting thenumber of moles we can divide 1.2 x 1024/6.02 x 1023 and we receive 2 moles.
What volume of oxygen is evolved at STP?
224 mL is correct answer.
How many molecules are in a volume?
The number of atoms of ANY substance in a volume is: # of atoms = N * (density) * volume / (Molecular Weight). N is a constant called Avogadro’s number and its equal to 6.022*1023 atoms/mole.
What is the volume of neon?
22.4 L
Since the condition is at STP, standard temperature and pressure, 1 mole of neon gas will occupy 22.4 L.
What is the volume of O2 in STP?
Assuming that the gas is at standard temperature and pressure (STP), one mole of any gas occupies 22.4 L . This means the number of moles of O2 is 222.4=0.089 mol .
How to calculate molar volume of oxygen gas?
How do you calculate molar volume of oxygen gas? Using the Ideal Gas Law, you would find the volume of 1 mole of a gas at Standard Temperature and Pressure (STP). V =??? I hope this was helpful. If playback doesn’t begin shortly, try restarting your device.
What is the molar volume of a gas at STP?
The most common example is the molar volume of a gas at STP (Standard Temperature and Pressure), which is equal to 22.4 L for 1 mole of any ideal gas at a temperature equal to 273.15 K and a pressure equal to 1.00 atm. * 22.4# #”L/mol” = 11.2# #”L”#, and so on.
How do you calculate the volume of oxygen at STP?
Calculate the volume of 0.500 mol O₂ at STP. At STP defined as 0°C (273.15 K, 32°F) and 1 atm, the molar mass of a gas is 22.4 dm³/mol. Convert 11.2 dm³ to cm³. The volume of 3.01 × 10²³ molecules of oxygen gas at STP is 11200 cm³.
What is the volume occupied by 2 moles of an ideal gas?
So, if you are given these values for temperature and pressure, the volume occupied by any number of moles of an ideal gas can be easily derived from knowing that 1 mole occupies 22.4 L. V = n ⋅ V molar For 2 moles of a gas at STP the volume will be 2 moles ⋅ 22.4 L/mol = 44.8 L