Calculate the number of moles in 3.99x10^24 molecules of chalk (calcium carbonate).

Which of the following is a solution? a) sand b) salt water c) orange juice d) granola

The vapor pressure of carbon tetrachloride, CCl₄, is 0.354 atm and the vapor pressure of chloroform, CHCl₃, is 0.526 atm at 316 K. A solution is prepared from equal masses of these two compounds at this temperature.

How many liters are in 3.36 grams of F2 gas at STP

During the life cycle of a flowering plant, the bee is responsible for which process? A) digestion B) fertilization C) germination D) pollination

Why is it important for a measurement system to have an international standard for each unit?

A very small equilibrium constant means ... a. an equal amount of reactants and products c. more products b. more reactants d. system isn't at equilibrium

What is in a banana? give me specifics?!

When 17.28 mL of a 0.078 M aqueous solution of Na2SO4 is combined with 11.30 mL of a 0.20 M aqueous solution of NaCl and 7.84 mL of a 0.26 M aqueous solution of KCl, what is the total concentration of Na + in the combined solution?

What mass of carbon can 3000 J of energy raise from 12°C to 40°C?

How do you balance __Mg + __HCl - - > __MgCl2 + ___ H2