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When 1 mol of a gas burns at a constant pressure, it produces 2414 J of heat and does 5 kJ of work. identify the deltaE for the process. Identify deltaH for the process. Identify q for the process. Identify w for the process.
If 3.8kcal of energy is released when 1 gram of glucose is combusted, how many kcals are released when 0.689 moles of glucose are combusted
The chemical reactions are complicated, but in general the microorganisms react the pollutant hydrocarbon with O2 to produce CO2 and other carbon- containing compounds that are incorporated into the organism's biomass. How would increasing levels ..
Which of the substances S8, CaCl2, SOCl2, NaF, CBr4, BrCl, LiF, and AsH3 are: (a) Largely ionic? (b) nonpolar covalent? (c) polar covalent
A beaker with 1.30×102 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M .
What is the actual yield of Na3C6H5O7
A solution of ammonia and water contains 1.30×10^25 water molecules and 7.70×10^24 ammonia molecules. How many total hydrogen atoms are in this solution?
Why does BrO2 have a free radical? explain the bonding that happen, and why it happens. Why does NO have a free radical? I know it's because there in one unpaired electron
Yellowstone Lake has an area of 88,960 acres. How many liters of pure oleic acid (molecular mass = 282.5 and density = .895 g/ml) would be needed to cover this lake with a layer one molecule thick? Assume the oleic acid molecule occupies a cubic s..
Compute pH and [OH-] for each of the following solutions. (a) 8.1×10-2M Na2CO3, (b) 0.15M NaCN
Determining the volumes of your solid samples( rubber stopper , cork stopper, and pennies) by measuring their dimensions and calculating it mathematically would be more or less accurate then by determining their volumes by water displacement ? explai..
What is the pH of a propanoic acid - propanoate buffer that is 0.25M in CH3CH2COONa and 0.15M with respect to CH3CH2COOH.
the label of an aerosol spray can contains a warning that the can should not be heated to over 130 degrees f because of
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