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An 85.0-mL aqueous solution contains 7.54 g iron (II) chloride (FeCl2)calculate molarity of the solution.what is the mass of the solute?what is the volume of the solution?write the equation that is used to calculate molarity.in what unit must the amount of the solute be expressed to calculate molarity?in what unit must the amount of the solution be expressed to calculate molarity?write the expression needed to convert the volume of the solution given in the problem to the volume needed to calculate
The value of Delta g for the conversion of 3-phosphoglycerate to 2-phosphoglycerate (2PG) is +4.4 kj/mol. If the concentration of 3-phosphoglycerate at equilibrium is 2.55 mM, what is the concentraction of 2 phosphoglycerate? assume a temperature ..
What is the mass percent of Ca in the alloy. The unbalanced equations are given below. (Hint: Let x = mass of Ca in the alloy in grams
What is the partial pressure of Br2 at equilibrium? What is the partial pressure of I2 at equilibrium? What is the partial pressure of IBr at equilibrium?
Calculate the pH in the titration of 25.0 mL of 0.100 acetic acid by sodium hydroxide after the addition
If 25 g of methanol (CH4O) are dissolved in 147mL of solution, what is the molarity of the solution
Explain the relationship between the electron configuration and the corresponding principal and angular momentum quantum numbers for each of your elements.
nitroglycerin C3H5(NO3)3 detonates into N2, O2, CO2, and H2O. In addition 6.26 kJ of heat is given off per gram of nitroglycerine denotated. what is the specific heat when 4.65 g of N2 is formed
How many grams of F2 are needed to produce 157 g of PF3 if the reaction has a 79.8% yield?
During an experiment assume that you used a 0.560g piece of pure aluminum in the synthesis of alum and collected 5.255g of dry alum. what is your percent yield of alum?
The ionic structure of NH4Cl follows the radius-ratio rule. The ionic radii of NH4+ and Cl are 143 pm and 181 pm, respectively. Use the radius-ratio rule to predict the ionic structure. Describe the properties of the unit cell.
Write balanced net ionic equations for the following reactions in basic solution. Express your answer as a chemical equation. Identify all of the phases in your answer.
Use the octet rule to predict the formula of the simplest compound formed from hydrogen and silicon.
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