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Determine the total number of moles of solid sodium hydroxide required to react with 678.00mL of 0.4500M phosphoric acid H3PO4
the vapor pressure of nitrogen at several different temperatures is shown below.temperature k pressure torr65 130.570
Cyclopropane contains 85.7%C and 14.3% H by mass. At 50C and .984 atm pressure, 1.56g cyclopropane has a volume of 1L. What is the molecular formula?
Calculate the partial pressure of oxygen produced from 1.00L of 0.600M dinitrogen pentoxide solution at 45 degrees celsius over a period of 20.0hours if the gas is collected in 10.0L container. (Assume that the products do not dissolve in chlorofo..
the cathode if you charge a lead storage battery for 1.85 h with a constant current of 13.4 A?
Dynamic viscosity is the product of kinematic viscosity (m2 /s) and density. What are the fundamental dimensions of dynamic viscosity
Balance each of the following neutralization reactions. Express your answer as a chemical equation. Identify all of the phases in answer.
If you were to carry out saponification of ethyl tridecanoate, would you expect the product to generate foam/froth when mixed and agitated with water? Explain.
Calculate the resulting CO2 concentration in the atmosphere 30 years from now assuming that we will use only coal to generate electricity. Assume efficiencies of 40% for power plants.
How many grams of propane must be burned to heat 180g of water from -15 degrees Celcius
What is the molecular weight of a gas if a 21.0 g sample has a pressure of 836mmhg at 25.0 degrees c in a 2.00L flask
A piece of charcoal from a tree killed by the volcanic eruption that formed the crater in Crater Lake (in Oregon) gave 7.0 disintegrations of carbon-14 nuclei per minute per gram of total carbon.
1 cfcs were used in hair sprays refrigerators air conditioners and plastic foams.nbsp which properties of cfcs made
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