Is a substance that a filter can seperate into two parts a mixture or a pure substance?

A bar of Sam's coconut oil soap has a mass of 132 grams. The rectangular bar is 8 centimeters long, 6 centimeters wide, and 2.5 centimeters high. How many grams per cubic centimeter ia there? Calculate the density of Sam's coconut oil soap.

What is the vapor pressure at 20 °c of an ideal solution prepared by the addition of 7.38 g of the nonvolatile solute urea, co (nh2) 2, to 56.9 g of methanol, ch3oh? the vapor pressure of pure methanol at 20 °c is 89.0 mm hg. a. 5.75 mm hg b?

How many minutes would it take a radio wave to travel from venus to earth?

What are noble gasses used in?

Calculate the volume in liters of a potassium iodide solution that contains of potassium iodide. Be sure your answer has the correct number of significant digits.

Q. who developed orbit model of the atom? A. Neils Bohr

If 2-fluoropentane could undergo an e1 reaction, would you expect the major product to be the more stable alkene or the less stable alkene? explain your answer.

Within the nucleus of individual atoms the proton number ...

Heat moves by currents in air and liquids. We call this heat transfer by ...

a carbon-12 atom has a mass defect of 0.9564 amu. what is its nuclear binding energy? round to 3 significant figures.