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The decomposition of potassium chlorate (KClO3) is used as a source of oxygen in the laboratory. How much potassium chlorate is needed to produce 20.7 mol of oxygen?
Gaseous hydrogen has a density of 0.0899g/L at 0 degrees Celsius. How many liters would you need if you wanted 1.0078 g of hydrogen?
Determine at what temperature must a balloon be heated to have six Litres volume consider that the balloon was at the temperature of 25 degree Celsius and volume of two litres initially?
A flask is charged with 0.140 mol of A and allowed to react to form B according to the following hypothetical gas-phase reaction. A(g) B(g) The following data are collected. times (s) 0 40 80 120 160 moles of A 0.140 0.068 0.049 0.031 0.019 (a)
A compound contain 60.87% carbon, 4.38% hydrogen, and 34.75% oxygen then determine its empirical formula?
We often hear the terms organic, natural, and chemical in the media. Organic and natural are usually used to imply that a product is "healthy" and/or "environmentally friendly" while chemical often implies negative implications for health and for ..
what is the partial pressure of NOCl which reacted in order for the partial pressure of NO to be .084 atm? what is the partial pressure of Cl_2 at equilibrium what is the magnitude of K_p for the equation above?
If a mixture of gases contained 78% nitrogen at a pressure of 984 torr and 22% carbon dioxide at 345 torr, what is the total pressure of the system?
how many grams of carbon dioxide are produced when 23.5 g of propanal react with excess oxygen in a combustion reaction
A hot-air balloon has a volume of 875 L. What is the original temperature of the balloon if its volume changes to 955 L when heated to 56 degrees celcius
Calculate the mass of silver chloride required to plate 225 mg of pure silver.
When we extrapolate concentration dependent values to zero solute concentration, what do these extrapolated values mean physically
Magnesite MgCO3 and siderite FeCO3 are the Mg and Fe end-members of the magnesite-siderite solid solution.
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