What is the maximum concentration of the pb(no3)2 solution
If 450 ml of some Pb(NO3)2 solution is mixed with 200 ml of 4.40 x 10-2 M NaCl solution, what is the maximum concentration of the Pb(NO3)2 solution added if no solid PbCl2 forms?
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The volume of the balloon is 12.2 L. The hydrocarbon is 79.89% carbon and 20.11% hydrogen by mass. Determine the molecular formula of the hydrocarbon.
5.00 ml of a water sample was titrated for hardness with 4.15mL of 0.0200M EDTA. Write an equation for the reaction and calculate the hardness of the water in ppm
Assume that we have a 100 g sample of this compound. The molecular formula mass of this compound is 210 amu. What are the subscripts in the actual molecular formula?
What is the pH when 0.005 moles of HCl is added to 0.100L of a buffer solution that is 0.100M in CH3CO2H and 0.100M NaCH3CO2?
Imagine that you have a 5.00 L gas tank and a 2.50 L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch.
The particles of each substance are larger than 0.5 cm in diameter. All you know about the substances is that each is a pure metal. Describe a method for determining the identities of the metals that make up the mixture. Assume that each metal is
How many grams of sucrose (C12H22O11) must be added to 589 g of water to give a solution with a vapor pressure 0.933 mmHg less than that of pure water at 20 degrees C? (The vapor pressure of water at 20 degrees C is 17.5 mmHg.)
In an experiemtnt, hydrogen gas produced from a reaction between a piece of aluminum and HCL is collected over water and found to have a volume of 3.75 Liters at 25 degrees Celsius.
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