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Ethylene glycol has a molecular formula of C2H4(OH)2. How many hydrogen atoms are there in one molecule of the substance?
Derive an equation for emission rate as well as concentration rate of carbon monoxide as a function of time? Considering a room with candle emitting CO.
An iron bar weighed 664 g. After the bar had been standing in moist air for a month, exactly one-eighth of the iron turned to rust (Fe2O3). Calculate the final mass of the iron bar and rust.
The vapor pressure of water at 30.0 degree celsius is 31.82mmHg. A portion of mannitol (C6H14O6, non-volatile) is added to make a 3.50M solution. The solution has a density of 1.048 g/mL. What is the new vapor pressure of the solution
A fuel analyzes 74.0 wt % C and 12.0% ash (inert). Air is added to burn the fuel, producing a flue gas of 12.4% CO2, 1.2% CO, 5.7% O2, and 80.7% N2. Calculate the kg of fuel used for 100 kg mol of outlet flue gas and the kg mol of air used.
Question- What volume of solution can be made from 1.35 g of NaOH if the desired concentration for the final solution is 0.225 M
How do atoms obtain positive charges. How do atoms obtain negative charges. Imagine that you are able to see the atoms that make up KHC8 H4O4, known as potassium hydrogen phthalate.
Write thermochemical equations, two ways, for each of the following situations. a) When 1 mole of NH4Cl is dissolved in water, 25.0 kJ is lost by the water
In the molecular orbital model of benzene, the six p-orbitals combine to form how many molecular orbitals
Explain which amino acid would migrate furthest in the direction of the positive electrode during electrophoresis at ph 7.0
When a 2.00 g sample of RbBr is dissolved in a calorimeter that has a total heat capacity 0.6306 kJ*K^-1, the temperature decreases by 0.420 K. Calculate the molar heat of solution of RbBr.
What minimum frequency of light is required to ionize sodium. The energy required to ionize sodium is 496 kJ/mol. Answer needs to be in s-1.
write a electrn configuration for an octahedral complex, write the electron configuration for [RhCl6]^-3 in terms of MO labels for ground electronic state.
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