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A .405 g sample of gas contains .0050 moles. What

A .405 g sample of gas contains .0050 moles. What is the molar mass of this gas? Please round your answer to the tenths place.I
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2. asked by bob
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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
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What is the force on a 0.0050 C charge in an electric field of 300 V/m?(1 point)Responses 1.5 N 1.5 upper N 1.7 × 10−5 N 1.7
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2. asked by Donald Craven
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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
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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
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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
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What is the force on a 0.0050 C charge in an electric field of 300 V/m?(1 point)Responses A. 60,000 N B. 300.0050 N C. 1.5 N D.
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2. asked by Unknown
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The following table shows how the initial rate of this reaction depends on the concentrations of the two reactants[NO] [O2]
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2. asked by Autumn
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what is the force on a 0.0050 C charge in an electric field of 300 V/m?A) 1.5 N B) 60,000 N C) 300.0050 N D) 1.7 * 10^-5 N
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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
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