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F the volume of ocean water (calculated above) contains 3.3 percent sodium chloride ("salt") by mass and the density of the water is 1.76 g/mL, calculate the total mass of sodium chloride. (1 ton = 2000 lb, 1 lb = 453.6 g)
Explain which of the following aqueous solutions has the strongest ion-dipole attractions:0.3 M Na3PO4, 0.1 M NiF2,0.2 M Rb2CO3, 0.01 M Sr(OH)2 , 0.03 M ScBr3.
Each 5 mL of Extra Strength Maalox Plus Mg(OH)2 contains 450 mg og magnesium hydroxide and 500 mg of aluminium hydroxide. How many moles of hydronium ion are neutralized by one teaspoon of Extra Strength Maalox Plus
What is the final temperature of the nickel and water? The specific heat is 4.18 J/g * C for water and is 0.444 J/g * C for nickel.
What is the pH of the resulting solution when 25 mL of 0.10 M NaOH is added to 25 mL of 0.25 M HNO3?
An unknown mass of each of sand, initially at 24.0, absorbs 1970 of heat. The final temperature is 62.2 degrees C. Find the mass of sand.
Make an energy level diagram, showing ALL suborbitals, large enough to accomodate the 1st 36 elements
propose two reasons why the results of some of your reactions in this lab do not agree with what is predicted using the established solubility riles.
What is the rate law for step 2 of this reaction? Express your answer in standard MasteringChemistry notation. For example, if the rate law is type k*[A]*[C]^3.
An unknown solution forms a white precipitate when treated with 6 M HCl. The precipitate is incompletely soluble in hot water but dissolves completely in NH3
The molecular formula is at C6H12O. What is the structure?, In the IR there is a peak at: 2960, 2930, and 2860 (CH stretch), a small peak at 2720, and a strong peak at 1725(carbonyl stretch C=O)
For the p-block elements, why are the d-orbitals not involved in the bonding process? But why are the d-orbitals involved in the bonding
what advantage does using the Wiley extractor have over simply pouring acetone over the meat again and again?
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