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For the following question, consider the following balanced equation. Mg3N2(s) + 6H2O(l) ? 3Mg(OH)2(s) + 2NH3(g)
Part A. When 2.00 mol of H2O react, how many grams of NH3 are produced?
Part B. How many grams of H2O are needed to produce 150. g of Mg(OH)2?
The half-life of U-235 , an alpha emitter, is 7.1x10^8yr. Calculate the number of alpha particles emitted by 5.1mg of this nuclide in 3.0 minute.
25.0 ml of ethanol density 0.789 gml initially at 7.4degc is mixed with 32.1 ml of water density 1.0 gml initially at
a metal sample weighing 45.0 grams and at a temperature of 99.1 degrees celsius was placed in 38.6 grams of water in a
When a solution of MgCl2 is mixed with a solution of AgNO3, the net ionic equation is- Mg2+(aq) + 2Cl-(aq) + 2Ag+(aq) + 2NO3-(aq) --> Mg2+(aq) + 2NO3-(aq) + 2AgCl(s)
Calculate the molar solubility of Fe(OH)2 in a buffer solution where the pH has been fixed at the indicated values. Ksp = 7.9 x 10-16. (a) pH 7.5 M (b) pH 10.1 M (c) pH 12.0 M
This is the reaction that occurs for a bunsen burner, which is a source of heat for chemical reactions in the laboratory. CH4(g) + 2O(g) CO2(g) + 2H2O (g); for the system at equilibrium, which of the following explains what happens to the equili..
Compare and contrast the accuracy and precision of at least three types of measurements used in your life
How many grams of ether solute and THF solvent is required to make 2432 g of a 5 m solution? This is on my notes but for some reason I do not understand how the professor get the answer 2436 to this problem
Describe simple chemical tests that would enable you to distinguish between the following sets of compounds. Write equations for any chemical reactions
compound a is an optically active alcohol. treatment with chromic acid converts a into a ketone b. in a separate
A 50.00-mL sample of 0.100 M KOH is titrated with 0.152 M HNO3. Calculate the pH of the solution after 52.00 mL of HNO3 is added.
Explain why in words and with pictures/other structures, if appropriate (using arguments based on relative charge stability). You do not need to draw a free energy versus reaction coordinate diagram.
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