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Give at least 5 members (ions) of the same isoelectronic series as neon. Arrange them in order of smallest ionic radius to largest ionic radius.
How many grams of CaCO3 will dissolve in 2.8 multiplied by 102 mL of 0.050 M Ca(NO3)2? Calculate the molar solubility of AgCl in a solution made by dissolving 10.0 g of CaCl2 in 4.50 L of solution.
What does the 1H-NMR spectrum and the IR spectrum look like with notations on each peak on both spectra
What is the mass percent of sucrose (C12H22O11, Mm=342 g/mol) in a 0.350-m sucrose solution?
Calculate q, the fraction of solute that would remain in the water under each of the following extraction conditions: Three extractions with 100 mL of ether.
The structures of the disulfides (MS2) show an apparently unusual trend, proceeding from left to right across the transition series. On the left side (TiS2, ZrS2, MoS2, etc.)
explain the difference in boiling point between the isomers 1-chlorobutane and 2-methyl-2-chloropropane in terms of structure.
a closed vessel contains water oil and air at room temp. if the system is synthesized by first adding the water and
how many moles of excess reactant are present when 2.90*10^2 ml of .182 M sulfuric acid reacts with .423 L of .170 M sodium hydroxide to form water and aqueous sodium sulfate?
how long was the flight? How far did it travel in the horizontal direction before landing? What was the highest altitude it reached? Neglecting air friction at what angle should the projectile have been fired to maximize the horizontal range.
A buffer contains 0.010 mol of lactic acid (pKa=3.86) and 0.050 mol of sodium lactate per liter. Calculate the change in pH when 5mL of 0.5M NaOH is added to 1L of the buffer.
When the elements below are burned, they emit light of a specific wavelength, listed below. Calculate the frequency for each and determine whether the light emitted is visible, UV, infrared, etc.
if 122 ml of a 1.2 m glucose solution is diluted to 550.0 ml what is the molarity of the diluted
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