This is the unit for the moles of solute per liters of solution.
What is molarity?
100
In dimensional analysis, using 2.54 cm = 1 inch as a ____________________ is useful because the ratio equals 1/1.
What is a conversion factor?
100
This would be the volume percent of toluene in a solution made by mixing 40.0 mL of toluene in 75.0 mL of benzene.
What is 34.8%?
100
This is the equation for a solution titration.
What is M1V1 = M2V2?
200
this is the equation for volume percent.
What is (volume of solute)/(volume of solution) x 100?
200
What is the value of 10.0 sq. ft. as sq. cm.?
What is 9290 sq. cm.?
200
This is the mass percent of sucrose in solution obtained by mixing 225 g of an aqueous solution that is 6.25% sucrose by mass with 135 g of an aqueous solution that is 8.20% sucrose by mass.
What is 6.98%?
200
This is the study of calculations of quantities of substances involved in a chemical reaction.
What is stoichiometry?
300
The molality of a solution is defined as this.
What is (moles of solute)/(kilograms of solvent)?
300
What is the mass of 8.32 x 10^20 atoms of mercury?
(MW mercury = 200.59 g/mol)
What is 0.277 g?
300
This is the amount of mL of water (density = 0.998 g/mL) are required to dissolve 25.0 g urea (CO(NH2)2) in order to produce a 1.62 m solution
What is 257. mL?
300
In the dissociation of calcium chloride into ions in water, this is the number of moles of chloride ions.
What is two?
400
You should multiply the weight percent of a solution by this exponent value to get the ppm of a solution.
What is (10^6)?
400
This would be the number of years required to count one gram-mole of atoms if you could count the individual atoms at a rate of one atom per second
What is 2 x 10^16 years?
400
Convert 0.0035% NaCl by mass to parts per billion of NaCl.
What is 3.5 x 10^6 ppb?
400
This is the mass of Cu3(PO4)2 made if 50.0 mL of 0.150 M CuBr2 reacts with 60.0 mL 0.175 M K3PO4.
2 K3PO4 + 3 CuBr2 --> Cu3(PO4)2 + 6 KBr