If you go into the lab and dissolve 2.11 g of magnesium chloride in enough water to make 1500 ml of solution, what is the molarity of the resulting solution?

Why is water less dense as a solid than a liquid? In ecological terms, why is this of particular importance?

Consider these compounds: A. CuCO3 B. Ag2SO3 C. PbCrO4 D. Pb (OH) 2 Complete the following statements by entering the letter corresponding to the correct compound.

The vapor pressure of 10 mL of ethanol at 20C is 5.85 kPa. What is the vapor pressure of 20 mL of ethanol at the same temperature?

0.785 moles of N2, fill a balloon at 1.5 atm and 301 K. What is the volume of the balloon?

When the concentration of molecules on both sides of a membrane is the same, the molecules will a. move across the membrane to the outside of the cell. b. stop moving across the membrane. c. move across the membrane in both directions. d.

Name four elements that have properties similar to chlorine

Which of the following is an element? A. CO2 B. H2O C. Xy D. Na

Wny do we use the unit light years

What "Desconposition" mean?

Which of the following statements is FALSE? Which of the following statements is FALSE? a. The rate of second order reactions is dependent on concentration. b. The rate of a first order reaction is dependent on concentraion. c.