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A 12 L tank contains helium gas pressurized to 160 atmosphere. What size tank would be needed to contain this same amount of helium at 1 atmosphere?
If the total pressure in the cylinder is 2490 mmHg, what is the partial pressure of each of the components? Assume constant temperature.
According to the above expression how many moles of KHC8H4O4 are needed to neutralize 25.00 mL of 0.10 M NaOH
Explain from a micro and macro perspective what would happen and what might be observed when a bimetallic strip of aluminium and copper is heated from 27 degrees to 327 degrees?
Identify and discuss three key features associated with the combustion of polymeric materials or compounds that are relevant to the safety
An unknown acid has a molar mass of 90. g/mol and a mass composition of, 40%-C, 6.7%-H, and 53.3% -O. What is the molecular formula of the acid
what is the appropiate mechanism for the radical polymerization of 1-butyne? show the polymerization of three units of 1-butyne.
At equilibrium the rate of change of reactant concentration is zero. F) As a reaction proceeds backwards toward equilibrium the reactant concentrations rise.
A sample of gas occupies a volume of 400 mL at 0.740 atm and 70 oC. Calculate the pressure of the gas if its volume is changed to 360. mL while its temperature is held constant.
At what temperature will 6.21 g of oxygen gas exert a pressure of 5.00 atm in a 10.0-L container
Determine the pH of a 0.62 M NH4NO3 solution at 25°C. The Kb for NH3 is 1.76 × 10-5.
If 6.06 L of O2 gas is collected over water at 250C (vapor pressure = 23.8 torr) and a barometric pressure of 702 torr, what is the mass of H2O2 (MM = 34.02 g/mole) decomposed?
What is the mass of a piece of concrete that starts at 90.0 C, us immersed in a calorimeter with 350.0 g of water at 26.0 C
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