8 Answered Questions for the topic Chemistry Moles
Chemistry Moles
09/19/18
in 10.0 mL of methanol, how many moles of methanol are there?
Methanol, CH4O is a liquid at room temperature and its density is 0.792 g/mL
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What is the volume of 2.3 mol sample of Fluorine at STP?
What is the volume of 2.3 mol sample of Fluorine at STP?
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Chemistry Moles
02/14/18
Calculate the smallest whole number ration of moles of water to moles of anhydrous salt.
H2O: 1.53g
= 8.5 x 10-2 moles
CuSo4 : 0.87g
= 5.5 x 10-3 moles
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Chemistry Moles
02/06/18
What volume, in millileters, of a 0.151M HI solution is needed to neutralize 68.2mL of a 0.146M Ba(OH)2 solution?
I am trying to figure out this question by the M1V1=M2V2 equation and I know there are 2 mol of HI to 1 mol of Ba(OH)2. Any help would be appreciated. Thank you.
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12/03/17
I need to calculate the molar extinction coefficient for phycocyanin.
I have a calibration curve, with the equation of the line, and the concentrations of the plotted points, with absorbency plotted against concentration (mg/ml) How do I solve using the Beer Lambert...
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11/28/17
Empirical & Molecular formulas of compounds
Cannizzaro determined that a certain compound of carbon and oxygen had a molecular mass of 44.0 u. This meant that a certain volume of this gaseous compound weighed 44.0 times as much as the same...
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11/14/17
determine the mass of the sample
1.48 mol carbon tetrafluoride
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