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How many mL of 1 M NaOH solution do you add to a 250mL flask and bring it to volume with deionized water to make o.12 M NaOH solution
A 0.692 g sample of glucose, C6H12O6, is burned in a constant volume, bomb calorimeter. The temperature change is measured at 1.80 degrees C.
Calculate the of 0.280L of a 0.450M NaHSO3 - 0.285M Na2SO3 buffer before and after the addition of the following substances.
A 1.00 L solution of HCl is used to completely react with 300. mL of a KOH solution whose density is 1.1 g/L. What is the molarity of the HCl solution?
A particular reactant decomposes with a half-life of 145 s when its initial concentration is 0.310 M. The same reactant decomposes with a half-life
If a 220 piece of gold (density =19.32 ) is hammered into a sheet measuring 2.3*1.0 ft. , what is the average thickness of the sheet in meters?
How many photons are required to heat 255 mL of coffee from 25 degrees celcius to 62 degrees celcius?
what are the products of cyclohexanol
Calculate the theoretical yield when 7.0 ml of acetic anhydride
How many moles of NaOH were required to neutralize the amount of KHP in Part b. d) What is the concentration of the NaOH solution?
for a certain change, the value of change in U is -2.37kJ. during the change the system absorbs 650 joules. how much work did the system do?
Equation that represents the reaction of 2% ethanolic PBP solution with 4-methylcyclohexene
the enthalpy of formation of ethanol c2h5oh is -277.o kjmol at 298.15k. calculate the enthalpy of combustion of one
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