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## CONSTANTS, UNITS, AND CONVERSION FACTORS In Analytical Chemistry

2018-10-06 00:21
Analytical Chemistry SELECTED CONSTANTS, UNITS, AND CONVERSION FACTORS[The uncertainty in the last digit(s) is shown italicized in parentheses]Atomic mass constant:   mu = 1.660 53… Read More

## Calculate The Theoretical PH Of Trisodium Fictate

2018-10-06 00:11
Fictitious acid (H3Fi) is a triprotic acid with pKa values of precisely 4.00, 7.00,and 10.00.  Calculate the theoretical pH of the following solutions.         … Read More

## Calculate The Concentration Of Calcium Ion In A Saturated Solution

2018-10-05 00:09
Assuming there is no hydrolysis or complexation of the ions formed, calculate the concentration of the calcium ion in a solution that is saturated with(a)  Calcium fluoride, CaF2… Read More

## Calculate The Change In PH Of HCL After Lactic Acid And Lactate Addition

2018-10-05 00:07
Calculate the change in pH that occurs when 0.050 mmol of a strong acid(such as HCl) is added to 100 mL of 0.0200 M lactic acid plus 0.0800 M sodium lactate. (CH3CHOHCOOH, Ka = 1.38 x 1… Read More

## Calculate The 95% Confidence Interval Of A Gasoline Standard Sample

2018-10-05 00:05
The concentration of an additive in a standard sample of gasoline was measured 5 times with the following results:  0.13, 0.11, 0.12, 0.20, and 0.14 % by mass. (a)  Calculate… Read More

## Write The Charge And Mass-balance Equations For Ferrous Ammonium Sulfate

2018-10-05 00:03
Ferrous ammonium sulfate was used as a standard for iron in the absorbanceexperiment in lab.  The stable solid weighing form has the formula Fe(NH4)2(SO4)2Q6H2O. Write all the char… Read More

## Calculate The Relative Uncertainty In The Atomic Mass Of Os

2018-10-05 00:00
The atomic mass of fluorine is currently listed on periodic tables as18.998403 g/mol, the most precisely known atomic mass for a naturally occurring element. The least well known is tha… Read More

## Calculate The Molar Mass Of A Substance With Density 2kg/dm3

2018-10-04 23:41
Q: A  substance  has  density  of  2  kg dm-3 and  it  crystallizes  to  fcc  lattice  with  edge  length equal&nbs&hell…Read More

## Balancing The Chemical Equation NaHCO3 Na2CO3

2018-10-04 12:08
NaHCO3=Na2CO3+H2O+CO2NaHCO3=Na2CO3+H2O+CO2The law of conservation of mass states that matter cannot be created nor destroyed. There are no more or less atoms at… Read More

## What Do Vm & Km Stand For In Chemistry Of Enzymes?

2018-10-01 23:12
These terms are from basic enzyme kineticsVm is the maximum velocity of an enzymatic reaction.Km is the dissociation constant of the enzyme-substrate complex Read More

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