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Problem- A sample of metal has a mass of 23.97 g, and a volume of 7.35 mL. What is the density of this metal?
Write solution with complete explanation of required steps
Methanol, CH3OH, a colorless, volatile liquid, was formerly known as wood alcohol. It boils at 65.0°C and has a heat of vaporization of 37.4 kJ/mol. What is its vapor pressure at 22.0°C
elemental metallic aluminum al is reactedwith hcl to yield aluminum chloride alcl3 and hydrogen gas h2. how many grams
you are making a buffer. you add 57.89g of sodium methanoate to 500.0 ml of water. The molecular mass of sodium methanoate is 68.01 g/mol. The Ka of methanoic acid is 1.8*10^-4. find the pH of the buffer.
what is the mass in grams of 30.0 mL of the liquid propylene gylcol, a moisturizing agent for foods, which has a density 1.036 g/mL at 25 degree Celsius.
Problem- A pool is 34.1 m long and 41.6 meters wide. is the average depth of the water is 9ft what is the mass in kg og water in the pool.
a piece of copper wire is 25 feet long and has a diameter of 2.0mm. copper has a density of 8.92gcm3.a how many mols of
Pressure is gradually decreased from 87.7mL to 42.6mL. What is the final pressure of ammonia if there is no change in pressure?
Calculate the mass of water produced from 9.47g of methane, CH4, reacts with an excess of oxygen in the following unbalanced reaction. 2C8H18(g)+25O2(g)=16CO2(g)+18H2O(g)
If you have a beaker of gas and all of the gas in that beaker is moved to a container half the size, the temp is maintained, what would the gas look like
Which of the following would be the best procedure for extracting acetaldehyde from an aqueous layer to the organic layer? a. Extracting the aqueous layer one time with 200 mL of the organic solvent.
which is an aqueous solution of acetic acid, HC2H3O2 , requires 24.5 mL of 0.450 M NaOH to reach the endpoint in a titration. What is the molarity of the acetic acid solution
Use the Van Der Waals equation to calculate the pressures of the three real gases. Compare the plots and explain the origins of any differences you find.
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