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Calculate the mass of glucose in a 110 sample of a 1.14 M glucose solution.
The pressure exerted on a 240 mL sample of hydrogen gas at instant temperaure is increased from .428 ATM to.724 ATM. What will the final volume be for the sample be?
Using a sample of CO 2 occupies a 2.54dm^3 container at STP. Determine the volume of the gas at a pressure of a temperature of 26.0 degree Celsius and 150.0 kPa?
Determine what is the observed rate for the given reaction - empirically determined rate
How much energy (in calories) is needed to heat 12cm^3 of fat from room temperature (25C ) to its melting point (35C)? Specific heat of fat 0.45 cal/(g*C, and the density of fat is .94g/cm^3)
If you dilute 25.0 of the stock solution to a final volume of 0.460 , what will be the concentration of the diluted solution?
Calculate the concentrations of the protoneated and unprotonated forms of bromothymol blue in 100 mL of a pH 8.1 buffer solution to which 1.0 mL of 0.005 M solution of bromothymol blue in 80% wate/20%ethanol has been added.
Draw the structures for and name and classify as primary, secondary, or tertiary all the isomeric amines
Calculate the wavelength of this emitted light. B) What wavelength range would you expect this complex to absorb most strongly. Explain.
how many liters of o2 can be made from 342g H2o2 if the density of o2 is 1.428g.
Using a sample of 0.385 g of Alka-Seltzer, the mass of Carbon dioxide is found to be 0.122 gram. Compute and enter response (in numerical value only) to three significant figures.
When making a plot with the Claussius Clapeyron equation, the enthalpy of vaporization can be calculated from the slope of the line of lnP vs 1/T.
what is the empirical formula of a compound containing 16.6% by mass of silicon and 83.4% by mass of chlorine? if the molecular mass of the compound is 336g/mol what is the molecular formula.
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