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Does the solubility of the solute increase or decrease if a bottle of soda (solute is CO2 gas) is placed in the refrigerator instead of in the pantry at room at room temperature?
How much KOH (in grams) is required to neutralize a sample of 125mL of 0.5N HCl that has just been added to 875mL of distilled water
When 26.0 mL of 0.645 M H2SO4 is added to 26.0 mL of 1.29 M KOH in a coffee-cup calorimeter at 23.50°C, the temperature rises to 30.17°C. Calculate pH of this reaction
What problems might we see if we increase the energy of the electron beam. And if we reduce the energy of the electron beam.
If the pollutant to be removed has a concentration of 100 mg/L and decays by 1st-order kinetics with a rate coefficient of 2.25 d-1, what percent removal is achieved if one uses the theoretical hydraulic retention time of the reactor. What percent..
If 10.00 mL of 0.050 M KI solution is mixed with 40.0mL of other reagents what would be the the diluted concentration of KI
If 0.884 gm of Ag was deposited on the spoon at a constant current of 18.5 mA, how many minutes did the electrolysis take
a sample of gas with a mass of 1.80 g occupies a volume of 921 ml at a pressure of 733 torr and a temperature of 24 c.
If 125 calories of heat is applied to a 60.0 grams piece of copper at 21.0 degrees Celsius, what will the final temperature be? The specific heat of copper is 0.0920 calories per grams times Celsius.
Suppose a 500 mL solution contains 0.50 millimoles of Co(NO3)2, 100.0 millimoles of NH3, and 175.0 millimoles of ethylenediamine. What is the concentration of Co 2+ (aq) in the solution?
a gas is heated from 269 k to 283 k while its volume is increased from 21.5 l to 37.0 l by moving a large piston within
photosynthesis in plants generate sugars such as glucose (C6H12O6) and oxygen from carbon dioxide and water. how many kilograms of oxygen are produced from photosynthesis of 330 kg of carbon dioxide
A compound of arsenic as well as fluorine is a gas. Explain a sample weighing 0.100g occupies 14.2mL at 23 C as well as 75 mmHg. Explain what is the molecular weight of the compound
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