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For this you need the atomic (molecular) mass of CO2. Take the number of grams and divide it by the Atomic Mass. Multiply by one mole for units to cancel. CO2=44.0 grams

33.0 grams C / (44.0 grams) = .750 moles CO2

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15y ago
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9y ago

There are 2.0 moles in 32 grams of methane.

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9y ago

The molecular mass of CO2 is 12.0 + 2(16.0) = 44.0

Amount of CO2 in 30.0g sample = 30.0/44.0 = 0.682mol

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13y ago

Depends on how many moles of one substance, as well as its gram atomic/formula/molecular mass.

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13y ago

No. of moles= Given mass of substance/Molar mass of substance.

No. of moles of carbon dioxide in 33 grams= 33/44=0.75 moles

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12y ago

The answer is 1,665 (73,3/44,01); 44,01 is the molecular mass of carbon dioxide.

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12y ago

1.33 (g CO2) / 44 (g/mol CO2) = 0.030 mol CO2 = 0.030 mol O2

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11y ago

1 mole CO2 = 44.009g CO2 = 6.022 x 1023 molecules CO2

33.6g CO2 x 6.022 x 1023 molecules CO2/44.009g CO2 = 4.60 x 1023 molecules CO2

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Q: How many molecules of CO2 are present in 33.6g of CO2?
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What are the number of carbon atoms and oxygen atoms in 2 molecules of carbon dioxide?

One molecule of CO2 has one carbon atom and two oxygen toms. denoted by the formula CO2 So in two molecules of CO2 there are CO2 & another CO2 . Chemically this is shown as 2CO2, that is a figure is placed to the left of the molecular formula. Since there are CO2 & another CO2 , then there are two(2) atoms of carbon and four(4) atoms of oxygen.


3920 molecules CO2 to moles CO2?

We know for every 6.022 x 10^23 molecules, we have a mole of a substance, right? So if we have 3920molecules, we can use the above conversion factor to get: 3920 molecules CO2 x (1mol CO2/(6.022x10^23molecules CO2)) = 6.51 x 10^-21 moles CO2. There are three significant figures in this problem, from the 3929 molecules.


Determine the number of oxygen atoms present in 25.0g carbon dioxide?

Carbon Dioxide-CO2 To get molecules, we must convert grams to moles and moles to atoms using Avogadro's number. Molar mass of CO2= C:12.0g+O:16.0gx2=44.0g CO2 25.0g CO2 | 1 mol CO2 | 6.02x10 23 molecules CO2 ------------------------------------------------------------------- = 3.42x10 23 molecules CO2 1 | 44.0g CO2 | 1 mol CO2 Now to get the number of oxygen atoms. Since there are 3 atoms in CO2 and 2 of them are oxygen, we will divide by 3 (1.14x10 23) and multiply by 2 (2.28 x10 23) So the number of oxygen atoms in 25.0 grams of CO2 is 2.28x10 23 or 228 000 000 000 000 000 000 000


Can CO2 be called carbon oxide?

CO2 is called Carbon Dioxide because it has 2 Oxygen molecules.


How many carbon dioxide molecules must enter the Calvin-Benson cycle to produce one sugar phosphate?

== == Technically speaking, three turns of the Calvin cycle produce one Glyceraldehyde-3-phosphate (G3P). Each turn of the Calvin Cycle uses 1 CO2. So three CO2 (3 cycles) for 1 G3P. Since 2 G3P are needed for 1 molecule of glucose = six molecules of CO2. As a side note, for one molecule of glucose= requires 6 CO2 + 18 molecules of ATP + 12 molecules of NADPH. (Source: Campbell and Reece, 2005)

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