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How many moles of tin atoms are in a pure tin cup with a mass of 41.7 g?
Wiki User
∙ 13y ago
41.7 grams tin (1 mole Sn/118.7 grams)(6.022 X 10^23/1 mole tin )(1 mole tin atoms/6.022 X 10^23)
= 0.351 moles of tin atoms in pure tin cup
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Wiki User
∙ 13y ago
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What is the number of atoms in 1.88 moles of Zn?
1.88 mol Zn ( 6.022 X10^23/1mol Zn ) = 1.13 X10^24 atoms.
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The formula mass of the compound sulfur dioxide, SO2 is 32.1 + 2(16.0) = 64.1Amount of SO2 = mass of pure sample/molar mass = 37.4/64.1 = 0.583mol There are 0.583 moles of sulfur dioxide in a 37.4g pure sample.
How many moles are in 56.22 CF2CL2?
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How many atoms are in a gold ring that has a mass of 19.7 grams?
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What is the number of atoms in 1.2 moles of pure aluminum?
The number of atoms in 1,2 moles of pure aluminum is 7,2265690284.1023.
What is the number of atoms in 1.88 moles of Zn?
1.88 mol Zn ( 6.022 X10^23/1mol Zn ) = 1.13 X10^24 atoms.
How many moles in 31.78G of Boron?
The atomic mass of B is 10.8Amount of B = mass of pure sample/molar mass = 31.78/10.8 = 2.94mol There are 2.94 moles of the element boron in a 31.78g pure sample.
How many moles 0.170g C?
The atomic mass of carbon, C is 12.0Amount of C = mass of sample/molar mass = 0.170/12.0 = 0.0142mol There are 0.0142 moles of carbon in a 0.170g pure sample.
How many moles in 37.4g of SO2?
The formula mass of the compound sulfur dioxide, SO2 is 32.1 + 2(16.0) = 64.1Amount of SO2 = mass of pure sample/molar mass = 37.4/64.1 = 0.583mol There are 0.583 moles of sulfur dioxide in a 37.4g pure sample.
How many moles of water are on 72.08g of H2O?
The molecular formula of water is H2O. The atomic mass of H2O is 2(1.0) + 16.0 = 18.0Amount of H2O = mass of pure sample/molar mass = 75/18.0 = 4.17mol There are 4.17 moles of water in a 75 gram pure sample.
How many moles are in 56.22 CF2CL2?
We assume that the quantity 56.22 is in grams. The formula mass of CF2Cl2 is 12.0 + 2(19.0) + 2(35.5) = 121.0Amount of CF2Cl2 = mass of pure sample/molar mass = 56.22/121.0 = 0.465mol There are 0.465 moles of CF2Cl2 in a 56.22 pure sample.
How many moles are in 45g of F?
The molecular mass of fluorine gas, F2 is 2(19.0) = 38.0Amount of F2 = mass of sample/molar mass = 9.5/38.0 = 0.25mol There are 0.25 moles of fluorine in a 9.5g pure sample.
How many moles C6H8O7 in 1000mg?
The atomic mass of the compound C6H8O7 is 6(12.0) + 8(1.0) + 7(16.0) = 192.01000mg is equivalent to 1g. Amount of C6H8O7 = mass of pure sample/molar mass = 1/192.0 = 0.00521mol There are 0.00521 moles of C6H8O7 in a 1000mg pure sample.
How many atoms are in a gold ring that has a mass of 19.7 grams?
Well, firstly you need to know if it is pure gold. Assuming that it is, convert the grams to moles 19.7g Au x 1molAu/197.0gAu = 0.1moles Au And then, to get the number of atoms in 0.1 moles of gold, multiply it by Avogadro's number, 6.22x10^23 atoms per mole 0.1mol Au x 6.22x10^23atoms/mole = 6.22x10^22
How many atoms are there in 5.10 grams of sulfur?
You will need to convert to moles, and then atoms. Here is the equation: (5.10 grams over one) times (1 mol S over 32.06 g S) times (6.022 X 10 23 atoms over 1 mol S) the last part of the equation is read six point zero two two times ten to the twenty third.
How many moles are 3.58 x 1024 atoms of pure uranium 5.95 mole U?
3.58 X 1024 atoms of uranium (1 mole U/6.022 X 1023) = 5.94 moles uranium to be precise and with significant figures -------------------------------------------------------------------------------
