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A square box contains He at 25 degrees Celsius. if the atoms are colliding with the walls perpendicularly at the rate of 4.0 x 10to the 22nd power times per second, calculate the force and the pressure exerted on the wal given that the area of the wall is 100 cm squared and the speed of the atoms is 600m/s
You have standardized the NaOH solution that has a concentration of 0.05418 M. You are given a bottle of vineaga(acetic acid) with an unknown concentration.
What would be the pH if the same amount of HCl were added to the 125 mL of pure water? The Ka of acetic acid is 1.8*10^-5
what volume of carbone dioxide ,measured at STP,would result from the reaction of 9.786 kg of oxygen with excess pentane
Consider all possible transitions from the initial state to the final state of the hydrogen atom described above. Calculate all possible values of the wavelength of the emitted radiation.
Sketch the experimental setup being sure to label the anode, cathode, direction of ion and electron flow, along with signs of each electrode.
If 50 mL of the solution from part a is added to each of the beakers shown here(i through iv), in which beakers, if any, will a precipitate form? State water and mixture is allowed to come to equilibrium
If you have 24.0 g of NaCl dissolved in 306 mL, what is the molarity of the solution
Please explain, in deatail, how you would go about experimentaly determining the mechanism of the following reaction
Define boiling point and explain why boiling liquids and non boiling liquids both have bubbles. Explain why boiling water in Seattle is hotter than bowling water in Denver
A sample of natural gas contains 1 mole of gas X, 0.5 mole of gas Y, and 3.5 moles of gas Z. If the partial pressure of gas x is 0.4 atm, what is the partial pressure in atm of gas Z
biacetyl the flavoring that makes margarine taste just like butter is extremely stable at room temperature but at
which pair of compound form a hemiacetal.
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