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What is the specific heat of lead if it takes 97.5J to raise the temperature of a 75.0g block by 10.1 degress celcius?
Bulb A with volume of 500 mL initially contains N2 at 0.7 atm pressure and 25?C. Bulb B, with volume of 800 mL initially contains O2 at 0.5 atm pressure and 0?
the utilization of one glucose molecule is involved d. oxygen is produced e. none of the above. Which answer is correct and WHY?
The molar heats of sublimation and fusion of iodine are 62.3 kJ/mol and15.3 kJ/mol, respectively. Calculate the molar heat of vaporization of liquid iodine.
A solution is prepared by dissolving 16.2 g ammonium sulfate in enough water to make 100.0 mL of stock solution. A 10.50 mL sample of this stock solution is added to 59.00 mL of water. Calculate the concentration of ammonium ions and sulfate ions ..
If a sample of oxygen that occupies 1.00 x10^6 mL at 575 mmHg is subjected to a pressure of 1.25 atm, what is the final volume of the the sample?
A water sample was taken from a lake. A 100.00mL portion of this sample was pipetted into a 250mL Erlenmeyer flask. EriochromeBlack T-indicator, sodium cyanide, and ammonia buffer
what is the density of sample of ammonia gas if the pressure is 705mmHg and the temperature is 63.0 degrees C?
N2O4(g) + KCl(s) → NOCl(g) + KNO3(s) Find out oxidation number of each and find which one is reduced and which one is oxidized by Using oxidation number concept? Also write net ionic equation and ionic equation.
what is the animals initial radiation exposure in curies? b) if all of the energy from the emitted alpha particles is absorbed by the animals tissues, and if the energy of each emission
Which halide has he lowest boiling point? Explain your choices. (CH3)2CH2Br vs CH3CH2CH2Br c. Which is a better nucleophile? Explain our choice.
The mass of a cube of iron is 338 g. Iron has a density of 7.87 g/cm3. What is the mass of a cube of lead that has the same dimensions?
At a pressure of 1.00 atm and a temperature of 20 degree Celsius, 1.72 g CO2 will dissolve in 1 L of water. How much CO2 will dissolve if the pressure is raised to 1.35 atm and the temperature stays the same?
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