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A sample of 690. moles

A sample of CO2 contains 5.2 x1024molecules. How many moles of Carbon dioxide are in this sample?Responses 8.6 moles 8.6 moles
1. 1 answer
2. 73 views
A sample of H2O contains 7.2 x 10 24 atoms. How many moles of water are in this sample?Responses 6.02 moles 6.02 moles 11 moles
1. 1 answer
2. 67 views
A sample of lithium sulfate, LiSO4, contains 6.78 x 10^23 formula units.a) How many moles of Li+ ions are there in the sample?
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2. asked by Mimi
3. 1,232 views
If I am given that an unknown sample containing iron(II)ion is .949 g and it requires 31.28 ml of .01192 M KMnO4 to titrate the
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2. asked by Rosa
3. 499 views
In a certain compound of copper and oxygen, a sample weighing 0.5424g contains 0.4831 g of Cu. How many moles of Cu in the
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2. asked by Jester21
3. 1,793 views
In a certain compound of copper and oxygen, a sample weighing 0.5424g contains 0.4831 g of Cu. How many moles of Cu in the
1. 1 answer
2. asked by Jester21
3. 816 views
A sample of lithium sulfate, Li2SO4, contains 6.78 x 10^23 formula units.a) How many moles of Li+ ions are there in the sample?
1. 1 answer
2. asked by Secila
3. 949 views
A sample of 0.30 moles of a metal M reacts completely with excess fluorine to form 18.69 grams of MF2.How many moles of F are in
1. 2 answers
2. asked by Brooke
3. 2,081 views
How many moles of gas are in a 4.20 L container at 310 K and 0.36 atm? Given R= 0.0821 L atm/ mol K.Use the sample problem below
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2. 118 views
A sample of 0.43 moles of a metal M reacts completely with excess chlorine to form 18.23 grams of MCl.How many moles of Cl are
1. 2 answers
2. asked by D
3. 540 views