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A chemist adds 285.0 mL of a 0.037 mmol / L barium chlorate a 0.037 mmol/L; (Ba(ClO 3)2) solution to reaction flask. Calculate the mass in milligrams of barium chlorate the chemist has added to the flask . Be sure the answer has the correct number of significant digits.
Draw those that have a trisubstituted ring where the methyl groups are oriented in para. Please draw structures
Problem- To what volume should you dilute 129mL of an 8.15M CuCl2 solution so that 52.0mL of the diluted solution contains 4.48g CuCl2? Express your answer in milliliters.
Calculate the mass of nitrogen dissolved at room temperature in an 77.0 home aquarium. Assume a total pressure of 1.0 and a mole fraction for nitrogen of 0.78.
if 2.67 mL of 0.205 M KOH is required to completely neutralize 25.0mL of a CH3COOH solution, what is the molarity of the acetic acid solution?
Calculate the pH of a buffer solution obtained by dissolving 17.0 g of KH2PO4(s) and 32.0 g of Na2HPO4(s) in water and then diluting to 1.00 L.
Calculate the acid dissociation constant Ka, for the ammonium ion (NH^4+); Kb for NH3 is 1.8 x 10^-5
the vapor pressure of chlorine dioxide clo2 nbsp is 155 torr at -22.75nbsp ? c and 485 torr atnbsp 0 ? c. what is the
approximately how many grams of monosodium succinate fw 140 gmol succinic acid pk25.64 and disodium succinate fw 162
ultramarine ultramarine is a deep blue color and a pigment which was originally made by grinding lapis lazuli into a
The product, a binary ionic compound, crystallizes in a unit cell with anions in a face-centered cubic arrangement and with cations centered along each edge between anions. In addition, there is a cation in the center of the cube. What is the iden..
How much 1.0 M NaOH must be added to a 100 ml of 10 mM H3PO4 to raise the pH of the solution to 7.0? B) If 2 volumes of 2.0 M Na2HPO4 are added to 1 volume of 0.1 M H3PO4, what is the pH of the resulting phosphate buffer?
The concentraion of comercially availble concentrated nitric acid is 70.0 percent by mass, or 15.9M. Calculate the density of the solution (Please explain in detail how to find density) Density in g/mL
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