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A pyranose with the hydroxyl group on the anomeric carbon pointing up in the Haworth structure is designated
IF you want to prepare a solution that is .200 molal in NaNO3, how many grams of the salt would you add to 500 grams of water?
The boiling point of a solution containing 10.44 g of an unknown nonelectrolyte in 50.00 g of acetic acid is 159.2°C. What is the molar mass of the solute?
a 0.4512 g sample of a primary-standard-grade na2co3 required 36.44 ml of a h2so4 solution to reach the end point of
Why do we discuss electrons in terms of the probability of finding them in an orbital instead of in terms of absolute locations. Why are there no 1p orbitals
A buffer solution is prepared by adding 15.00 g of sodium acetate ( NaC2H3O2), and 12.50 g of acetic acid to enough water to make 500 mL of solution. What is the pH of the buffer?
Phosphoric acid is a weak triprotic acid with the formula H3PO4. If you have 50.0 mL of a 1.0 M solution of H3PO4, how many grams of NaOH (MM = 40.0g/mol) should you add to make a buffer with a pH of 7.00?
the edge length of the unit cell of potassium metal k is 533 pm the unit cell is body-centered cubic one atom at each
Consider all the valence electron pairs of the central atom-both those that are shared in covalent bonds, called bonding pairs, and those that are unshared, called non-bonding pairs or unshared pairs.
Calculate the molarity, Molarity of iron (III) chloride solution
54g of a certain metal at 98 degree Celsius was placed into 80ml of water at 297K. Assuming no heat is lost to the surrounding, what is the temperature of the water and the metal
Write balanced chemical equations for the following reactions.
Balance the following equations and write the corresponding ionic and net ionic equations (if appropriate). 1) Balance the equation
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