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A compound consists of 60.0% carbon, 26.7% oxygen, and 13.3%hydrogen. It's molecular weight is 60. What are the possible structures for molecules of this chemical compound?
For the following pairs of orbitals, indicate which orbital is lower in energy, and give a brief explanation why. a) sulfur 3p vs. sulfur 3d
What is the purpose of adding sodium sulfate to the organic layer after all of the extractions are complete?
What is a variable which has no effect on the rate of a chemical reaction under any circumstance is
A 31.43 ml volume of .108M NaOH is require to reach the phenolphthalein endpoint in the titration of a 4.441g sample of vinegar. Calcute the percent acetic acid in the vinegar.
a liter of solution contains .10 mol of Ag+ and .10 mol of Ba+2. if a highly concentrated solution of K2CrO4 is added drop by drop which will precipitate first. Ag2CrO4 or BaCrO4
How many moles of solute are present in each of the following solutions. (a) 145mL of 0.25M NaHCO3 (b) 631.0mL of 2.25M H2SO4
Write the chemical equation for the overall reaction that would occur when the original compound was converted to a chloride
A solution contains 2.0x10-8 moles of H+ ion in 10.0 liters A.What is the pH? B. What is the [OH-] C. What is the pOH? D. Is the solution acidic or basic?
This product contains no chemicals." What does this really mean and how do you feel about "natural" vs "synthetic" products?
The isothermal compressibility of graphite is 1.56 × 10-7 bar-1. At what pressure is density equal to density of diamond?
gypsum is hydrated calcium sulfate. a 4.89 g sample of this hydrate was heated and after the water was driven off 3.87g
Which of the following elements will have the same number of core electrons as P?
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