Concentration of magnesium chloride
A 4.15g piece of calcium is dropped into 250.0ml of 0.600 M HCl. What is the concentration of magnesium chloride? What is the mass of hydrogen present?
Balanced Equation= Ca(s)+ 2HCL(aq)---->CaCl2(aq) + H2(g)
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What is the concentration of 0.44% Ba(OH)2 in terms of normality? How many milliliters of 22% w/v Na2SO4 would be required to prepare 500ml of a 0.5 N Na2SO4 solution?
DNA Corporation issued $4,000,000 in 8 percent, 10-year bonds on February 1, 2010, at 115. Semiannual interest payment dates are January 31 and July 31. Use the straight-line method and ignore year-end accruals.
Each tire on a car has a radius of 0.330 m and is rotating with an angular speed of 15.5 revolutions/s. Find the linear speed v of the car, assuming that the tires are not slipping against the ground.
Calculate the molality H3PO4 in the solution and Water is the solvent and the molarity of H3PO4 in the solution and the number of ml of the 85% H3PO4 that is required to make 800 ml of 2.00 M H3PO4?
You own a theater with 200 seats. The demand for seats is Q=300-100p. You are charging $1.25 per ticket and selling tickets to 175 people. Your costs are fixed and do not depend on the number of people attending. Should you cut your price to fill
A circular loop of conducting wire measuring 12cm in diameter is placed into a .60-T magnetic field. What is the magnetic flux through the loop:
Calculate the surface area. if the sphere is broken Into eight spheres, each having a volume of 1.25 centimeter cubed, what is the total surface area of the spheres?
Along with expenses of: rent $ 10,700, supplies $ 5,200, insurance $ 15,000, and interest on a business loan of $ 3,900. All of these amounts were paid during the year.
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