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500 mL of a gas is collected under the following conditions, Pressure = 750 torr and temperture = 24 degree celsius. What will the new volume be when the temperature is 341 K and the pressure is 4.9 atm?
a solid weak acid is weighed dissolved in water and dilutedto exactly 50.0 ml.25.00ml of the solution is taken out and
If a solution contains 28 g of potassium nitrate per 100 g of water at 25 degrees Celsius, is the solution unsaturated, saturated, or supersaturated
The process of boiling a reaction mixture and condensing the solvent vapors back into the reaction vessel is known as
you are a manufacturer of antacids. you could use either mg (oh)2 or al(oh)3 in your formulation. you can buy either of these for $2.00 per pound.
1. the problem below concern cacl2.a. 0.135 gram of cacl2 is dissolved to 250 ml. what is the prepared molarity of the
What you need to know about Problems, The Ksp of La(IO3)3 is 1.0×10-11. Using activities, what is the molar solubility of La(IO3)3 in a 0.050 M solution of NaNO3?
How many quartz of ethylene glycol, C2H6O2 (density = 1.116 g/mL). Will have to be added to 5 gal of water (density = 1 g/mL) to protect an automobile radiator down to a temperature of-10 oF?
What is the mass of a rectangular piece of copper 24.4cm x 11.4cm x 6.6cm? The density of copper is 8.92 g/cm^3.
how many moles of oxygen are combined with 4.20 moles of chlorine atoms in
the pi electrons in benzene can be approximated as particles ona ring. calculate the diameter of this electron ring if
Write a balance equations for both half-reactions for the redox. combine them to determine the overall balanced
How you will protect an underground pipe line from corrosion and what are biodegradable polymers or what are conducting polymers
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