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8. Can you dissolve .35 moles of Potassium Permanganate (KMnO4) into 500 mL of water? _________ Why? / Why not?
9. Can 1750 mL of water dissolve 4.6 moles of Copper Sulfate CuSO4? _________ Why? / Why not?
10. What is the solution concentration formed from 3.6 moles NaCl dissolved into 1.3 L of water?
11. What is the solution concentration formed from 2.1 moles BaCl2 dissolved into 1.9 L of water?
12. How many moles of solute are present in .75 L of a .89 M (molar) solution?
13. How many moles of solute are present in 1.4 L of a 1.9 M (molar) solution?
14. What volume of water would be required to dissolve .46 moles of solute to produce a .22 M solution?
Determine the mass of 28.56 mL of acetone and express your answer in grams? also find out the volume, of 6.54 g of acetone and express your answer , in mL?
From the subsequent partial valence-level orbital diagrams, State the condensed electron configurations and the respective group numbers. (a) Electron configuration
Define how much heat is absorbed if 55 grams of sweat is evaporated from someone's skin Hvap for water at body temperature is 2.41 kJ/g.
an effective treatment for some cancerous tumors involves irradiation with fast neutrons. the neutrons from one
How many grams of sodium fluoride should be added to prepare the buffer solution? Neglect the small volume chane that occurs when the sodium fluoride is added.
modern seawater is 0% while the average value of the polar ice cap is -45%. The ice cap holds 2wt% of the oceanic water. Calculate the delta 18 O value of an ice-free ocean.
When beryllium-9 is bombarded by alpha particles , carbon-12 is produced. Write an equation to show what other particle is emitted.
Calculate the percent ionization of propionic acid (C2H5COOH) in solutions of each of the following concentrations
One of the nuclides in spent nuclear fuel is U-235, an alpha emitter with a half-life of 703 million years. How long would it take for the amount of U-235 to reach 1/8 of its initial amount
a 2.545g sample contains carbon hydrogen and oxygen. it is subjected to carbon-hydrogen analysis and 3.703g of co2 and
if 2.3g of sodium reacted with 1.8 of water what would be the total mass of sodium hydroxide and hydrogen
Compute the molar mass of vitamin C if a solution of 22.7 g in 100. g of water freezes at -2.40 oC. The Kf of water is 1.858 oC kg/mol.
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