If dichloromethane and water were placed in a test tube and formed two distinct layers,? would dichloromethane be the top or bottom layer

Round 0.0645 g to 2 significant figures

Are the following statements true or false? A. Two pi bonds comprise a double bond. B. Bonds formed from atomic p orbitals are always sigma bonds. C. Side-to-side overlap results in a bond with electron density above and below the bond axis. D.

Table sugar is not a mineral because?

On the basis of the solubility curves shown above, the greatest percentage of which compound can be recovered by cooling a saturated solution of that compound from 90°C to 30°C? A) KCl B) NaNO3 C) NaCl D) KNO3

2. Look up Boyle's law in a science textbook. How do the results of the experiment support or contradict Boyle's law?

What chemical element would you expect to find in amino acids?

At a given temperature, you have a mixture of benzene (vapor pressure of pure benzene = 745 torr) and toluene (vapor pressure of pure toluene = 290 torr). The mole fraction of benzene in the vapor above the solution is 0.590.

If atoms are made of smaller parts such as electrons, why are atoms considered the basic unit of matter?

What is the difference between a strong acid and a weak acid?

What is the hybridization of the nitrogen atoms in n2?