How many moles would contain 1.50 x 1024 atoms of sodium?

A light bulb contains argon gas at a temperature of 295 k and at a pressure of 75 kilopascals. the light bulb is switched on, and after 30 minutes its temperature is 418 k.

Fatty acids consist mainly of carbon and hydrogen, and so fatty acids are a. nonpolar and do not dissolve in water. b. nonpolar and dissolve in water. c. polar and do not dissolve in water. d. polar and dissolve in water.

How has scientists' understanding of the atoms changed over time?

If 8.800 g of c6h6 is burned and the heat produced from the burning is added to 5691 g of water at 21 °c, what is the final temperature of the water?

In the late 1 800s, experiments using cathode ray tubes led to the discovery of the

All organic molecules contain carbon and hydrogen. what parts of an organic molecule may contain oxygen, nitrogen, or phosphorus?

Based on Reference Table J. which two reactants react spontaneously? (I) Mg (s) + ZnCl2 (aq) (2) Cu (s) + FeSO4 (aq) (3) Pb (s) + ZnCl2 (aq) (4) Co (s) + NaCl (aq)

Explain the difference between valance electrons and the other electrons

Describe the development of the modern periodic table

How do you tell how many electrons an element wants to gain or lose?