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it the pH of a strong acid solution nearer to O and a strong base to 14 while a weak adis and base are closer to there perspective approach to 7?
At 0°C, the volume coefficient of expansion of mercury is α = 18×10-5 K-1, and its coefficient of compressibility is β = 5.32×10-6 bar-1.
The following compounds, listed with their boiling points, are liquid at -10 degrees celsius: butane, -0.5 degrees celsius: ethanol, 78.3 degrees celsius: toluene, 110.6 degrees celsius.
How many liters of oxygen,O2,are required for the complete combustion of 1/2 mole of pentane,C5H12 at standard conditions
The concentration fo certain sodium hydroxide solution was determined phthalate(abbreviated as KHP). KHP is an acid with one acidic hydrogen and a molar mass of 204.22 g/mol.
How many liters of oxygen are needed to exactly react with 19.8 g of methane at STP?
Calculate the molality of a calcium chloride solution prepared by dissolving 69.34 grams of calcium chloride in 638.7 grams of water.
How many grams of aluminum chromate are produced from 66.4 grams of aluminum hydroxide?
flask and allowed to reach equilibrium at a given temperature, what is the final concentration of cl2 In the flask?
Calculate the concentration of the acid solution after all teh metal has reacted. Assume that the volume remains unchanged.
On forming the nuclide from the protons, neutrons and electrons, the mass loss per nucleon for the is 0.00759 amu, whereas that for is 0.00944 amu. This means that:
In a laboratory experiment, students synthesized a new compound and found that when 14.10 grams of the compound were dissolved in 208.0 grams of ethanol, the solution began to boil at 78.9510C
To what volume must 518 mL of 13 M Ca(OH)2 solution be diluted to make a 3 M Ca(OH)2 solution?
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