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On the bottom of a sea (depth: 10m) a bubble of a mathane gas if formed (diameter, d bottom=1 cm). Explain what is the diameter of the bubble when it reaches at the surface? The seawater temperature is 5 C at the bottom and 25 C on the surface
They provide an alternative path for protons to re-enter the mitochondrial matrix, so ATP synthesis decreases. Electron flow and proton pumping are not inhibited.
density of 9.14g/cm^3 is placed in a 30.0mL cylinder. Water level rises to 34.5mL. what is the mass of the piece of metal?
If 97.3 L of NO2 forms, measured at 35 C and 632 mm Hg, what is the percent yield?
sulphur dioxide so2 is an unwelcome result of burning soft coal in power plants. some of the so2 ends up as sulfuric
In the Lewis structure of PCl3, how many bonds and how many lone pairs are on the central atom?
A 1.500-g sample of a mixture containing only Cu2O and CuO was treated with hydrogen gas to produce 1.276 g pure copper metal. Calculate the percent composition by mass of the mixture.
For each of the following equations, indicate the rate of change of all the other species relative to the rate of change of the underlined species
How many grams of carbon dioxide (CO2) can form when a mixture of 4.95 g of ethylene (C2H4) and 3.25 g of oxygen is ignited. Assume complete combustion to CO2 and H2O.
The utilization of the British thermal unit (Btu) is common in much engineering work. A Btu is the amount of heat needed to raise the temperature of 1 lb of water by 1 degree Farenheit. Compute the number of Joules in a Btu.
question when one mole of solid naoh is dissolved in 1l of solution 44.5kj of heat are released. how much heat is
The Ka of phenol, C6H5OH, is 1.00 x 10-10. What is [OH-] in a 0.874 M solution of phenol? Use E notation and 3 significant figures.
Write balanced net ionic equation for the reactions that take place when the following reagents are mixed together in aqueous solution:
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