Calculate the molarity of this solution. Calculate the grams of solute needed to prepare 3.10 L of a 0.145 M CaCl2 solution. Calculate the grams of solute needed to prepare 7.0 L of a 0.50 M CaCl2 solution. The addition of 100 g of a compound to 750 g of CCl...
Question: Traveling at 60 miles per hour, how many miles per second is being traveled? Converting Miles Per Hour to Miles Per Second: }] To convert miles per hour to miles per second, one has to establish a common variable. In this case, it will be seconds. Answer an...
Calculate the molality, mole fraction, and molarity of NH_4Cl in the solution. 6.20 g of NH4Cl is added to 19.5 g of water. Calculate the molality of the solution. 5.10 g of NH4Cl is added to 15.4 g of water. Calculate the molality of the solution. 8.4...
Multiple both sides of the equation by v over 1. This removes the fraction and results in the equation v x p = m. Divide both sides by p (rho). (vp= m is equal to v = m / p). The resulting value for v is the volume or three-dimensional size of the molecule....
Calculate Q for a Reaction The equation forQ, for a general reaction between chemicalsA,B,CandDof the form: Is given by: So essentially it’s the products multiplied together divided by the reactants multiplied together, each raised to a power equal to their stoichiometric constants (i.e. ...
How to calculate molar mass from molality What is the molarity of a solution made by dissolving 42.0 g of KBr in water to make 785 mL of solution? a. 0.119 M b. 0.450 M c. 0.353 M d. 0.000449 M How many grams of CaCl2 should be dissolved in 500.0 ml of water to...
Calculate the mass in kilograms of sucrose (C_{12}H_{22}O_{11}) in a 565 mL sample of a 8.91 M sucrose solution.A 15.0% sucrose solution by mass has a density of 1.05 g/cm3. What mass of sucrose is present in a 45.0-mL sample of ...