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1.0 X 1012 molecules of O2 (1 mole O2/6.022 X 1023)(32 grams/1 mole O2)
= 5.3 X 10 -11 grams
=================( 0.053 nanograms )
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What mass of oxygen two moles of O2 molecules have molor mass of O2 is 32 grms per mole?
64g
How many oxygen molecules O2 are in 2.56 grams of O2?
The number of oxygen atoms is 0,188.10e23.
The number of molecules in 48.0 grams of oxygen gas (O2) is?
48.0 g O2 x 1 mole O2/32 g x 6.02x10^23 molecules O2/mole O2 = 9.03x10^23 molecules of O2
How many oxygen atoms in 30 HNo3 molecules?
In every molecule of HNO3 there are 3 oxygens and you have 30 molecules so multiply 30 X 3 = 90 oxygen atoms in 30 molecules of nitric acid.
How many molecules are there in 9.34 L of O2?
The answer is 2,511.1023 molecules.
What mass of oxygen two moles of O2 molecules have molor mass of O2 is 32 grms per mole?
64g
What mass of sugar is required to provide 2.5x1023 molecules of O2?
25.8g
How many moles of molecules are there in 7.6 x 10 to the 24 oxygen molecules?
Given: 7.6 x 1024 O2 moleculesKnown: 1 mole O2 molecules = 6.022 x 1023 molecules O2 moleculesConvert molecules to moles.7.6 x 1024 molecules O2 x (1mol O2/6.022 x 1023 molecules O2) = 13 moles O2 (rounded to two significant figures)
How many oxygen molecules O2 are in 2.56 grams of O2?
The number of oxygen atoms is 0,188.10e23.
What is the difference between the mass of a mole of oxygen and a mole of O2 molecules?
A mole of oxygen atoms has a mass of approximately 16 grams. A mole of O2 has a mass of approximately 32 grams. A mole is 6.02 x 1023 particles and as such a mole of oxygen atoms has only half the mass of a mole of oxygen molecules.
What is the molar mass of oxygen gas?
Oxygen gas is composed of diatomic O2 molecules. From the Periodic Table, the atomic weight indicates that the molar mass of oxygen atoms is 16.0g/mole. The diatomic molecule O2 has twice the molar mass as oxygen atoms, and its molar mass is 32g/mole.
What is 4.0 X 10 to the 22nd power O2 molecules?
200000000100 400000000200
How many moles of O2 is in 2.045 x 10 21 molecules of O2?
1 mole of O2 contains 6.02 x 1023 molecules. In 2.045 x 1021 molecules, there are ( 2.045 x 1021 / 6.02 x 1023 ) moles = 0.0034 moles.
The number of molecules in 48.0 grams of oxygen gas (O2) is?
48.0 g O2 x 1 mole O2/32 g x 6.02x10^23 molecules O2/mole O2 = 9.03x10^23 molecules of O2
What is mass and no of molecules of O2 having volume 22.4 dm3?
22,4 L is the molar volume. 1 mol of oxygen has 32 g and and 6,022140857.10e23 molecules.
How many molecules are in O2?
There are approx 6.02 X 1024 oxygen atoms. --> 5mol CO2 (2mol O2/ 1mol CO2)= 10 mol O2 Then Avagadro's number is used to calculate the number of atoms.... 10 mol O2 (6.02 X 1023/ 1mol) = 6.02 X 1024
What are the masses of molecular oxygen O2 hydrogen H2 and nitrogen in grams?
The mass of O2 is approximately 32.00g/mol. The mass of H2 is about 2.016g/mol. These masses can be obtained by using the atomic weights of the atoms that make up these molecules.
