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Calculate the mass percent composition of carbon in each the following carbon compounds. C4H10 C6H10 C8H13O5N
In a particular redox reaction, Cr is oxidized to CrO42%u2013 and Ag is reduced to Ag. Complete and balance the equation for this reaction in acidic solution. Phases are optional.
A gas sample containing 1.35 mol at 25°C exerts a pressure of 405 torr. Some gas is added to the same container, and the temperature is increased to 50.°C. If the pressure increases to 800. torr, how many moles of gas were added to the container?
According to the following reaction, how many moles of sulfur trioxide will be formed upon the complete reaction of 0.429 moles sulfur dioxide with excess oxygen gas
A particular reactant decomposes with a half-life of 145 s when its initial concentration is 0.310 M. The same reactant decomposes with a half-life
During a strenous workout, an athlete generates 1890.0 kj of heat energy. What mass of water would have to evaporate from the athlete's skin to dissipate this much heat?
for the experiment with eudiometer, you did not correct for the barometric pressure for the vapor pressure of water.
the solution has an osmotic pressure of 4.18mm Hg at 25C,what is the molar mass of new protein?
Assuming an ideal solution, what is the molecular mass of the compound?
Nitrobenzene (C6H6NO2) is used in small quantities as a flavoring agent or in perfumes, but can be toxic in large amounts. It is produced by reaction of benzene (C6H6) with nitric acid
Assume that patient blood lead levels are 0.600 mg/L that total blood volume is 5.0 L and that 1 mol of succimer binds 1 mol of lead.
A container of water is heated from 23.5C to 85.0C. This process requires 21,900 Joules of heat. Calculate the mass of the water. (c=4.184 J/g-C)
Determine the molecular formula of the oxide of phosphorous when it is in its gaseous state.
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