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1) Predict whether a precipitation reaction will occur when aqueous solutions of ammonium sulfate and calcium acetate are mixed. Write the net ionic equation.
2) Predict whether a reaction occurs when each of the following solutions are mixed. If a reaction does occur, write blanced molecular, ionic, and net ionic equations, and identify the spectator ions. Potassium chromate and silver nitrate.
The rate constant for a certain reaction is = 5.70×10-3 s^-1. If the initial reactant concentration was 0.650 M, what will the concentration be after 14.0 minutes.
Write the equation for the esterification reaction between ethanol and acetic acid (ethanoic acid), Write the equation for the esterification reaction between ethanol and acetic anhydride(ethanoic acid anhydride)
Determine the point group of each of the three possible geometries of the hypothetical Be3+ on, ten draw the molecular orbitals for each geometry,
1.500 g of Mg(s) was combined with 125.0 mL of 1.0 M HCl. The initial temperature was 25.0oC and the final temperature was 72.3oC.
Consider the following equilibria for phosphoric acid. H3PO4 ? H+ + H2PO4- K1 = 7.11 x 10-3 H2PO4- ? H+ + HPO42- K2 = 6.34 x 10-8 HPO42- ? H+ + PO43- K3 = 4.22 x 10-13
A 343 mL container holds 0.146 g of Ne and an unknown amount of Ar at 35°C and a total pressure of 625 mmHg. Calculate the moles of Ar present.
A block of metal has a width of 3.2 cm, a length of 17.1 cm, and a height of 2.7 cm. Its mass is 1.5 kg. Calculate the density of the metal. Express in grams per cubic centimeter using two significant figures.
Calculate the sample of concentration. Is this an appropriate concentration for 1H NMR, 13C NMR or both?
what is the intermediate of the photochemical isomerization of (E,E)-2,4-hexadiene to (Z,E)-2,4-hexadiene ? Draw the structure of this nternediate
It is desired to inflate a baggie with a volume of 959 milliliters by filling it with hydrogen gas at a pressure of 0.544 atm and a temperature of 284 K. How many grams of H2 gas are needed?
What is the pH of the solution resulting from the addition of 25.0 mL of .01M NaOH solution to 40.0 mL of .01M acetic acid
Calculate the mass of AgNO3(s) that must be added to 0.500 L of a solution of 0.154 M NaClsolution to precipitate ‘all' of the chloride ion. The ‘all' means that we want to add the same number of moles of silver ion.
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