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How many moles of caffeine C8H10O2N4 are contained in a 100. mg sample of caffeine?
Wiki User
∙ 9y ago
The answer is 5,15.1e-4.
Wiki User
∙ 8y ago
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How many moles are contained in 4.67 L sample of gas 33 degrees Celsius and 199 kpa?
how many moles are contained in 4.67 L sample of gas at 33 degrees celcius and 199 kpa
How many moles of nitrogen are contained in a 35.0g sample?
35.0 moles nitrogen (1 mole N/14.01 grams) = 2.50 moles nitrogen ----------------------------
What mass of nitrogen in contained in 0.468 g of caffeine?
Molecular formula: C8H10N4O2 For every 1 mole of caffeine you have 4 moles of Nitrogen.
How do you get the answer to number of moles in caffeine in 35.5g caffeine?
Moles = Mass / Mr. In this case Moles = 35.5 / Mr. of Caffeine The Mr. of caffeine (C8H10N4O2) is 194. Moles = 0.183 (rounded)
If 3.50 of the unknown compound contained 0.117 of C and 0.233 of H how many moles of oxygen were in the sample?
There should be about 0.117 moles of oxygen in the original sample. Is this for the mastering chemistry online quiz? for universiy?
How many moles are contained in 444 grams of magnesium chloride?
Formula mass of MgCl2 = 24.3+2(35.5) = 95.3Amount of MgCl2 = 444/95.3 = 4.66mol4.66 moles of MgCl2 are contained within a 444g pure sample.
How many moles of sulfur are contained in a sample of CuSO4 that also contains 3.50 x 1023 oxygen atoms?
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How many mol of oxygen in 3.5 mol of caffeine.?
The molecular formula for caffeine is C8H10N4O2. As can be seen each mole of caffeine contains TWO moles of O. Thus 3.5 moles caffeine x 2 moles O/mole caffeine = 7.0 moles oxygen
How many moles contained in 14.2g of barium sulfate?
The molar mass of barium sulfate, BaSO4 is 233.4 Amount of BaSO4 = mass of sample / molar mass = 14.2/233.4 = 0.0608mol 0.0608 moles of BaSO4 are conained in a 14.2g pure sample.
How many moles of atoms are contained in 382g Co?
How many moles of atoms are contained in 382 g Co
How many moles of magnesium are in a sample of 56.4 of magnesium?
A sample of 56,4 of magnesium is equal to 2,32 moles.
How many moles are there in a 31.3 sample of CaSO4?
31,3 g sample of anhydrous CaSO4 equal 0,23 moles.
