Which of the following contains the smallest amount of matter?

25 g

2.5 hg

2,500 dg

0.25 kg

Why do your feet feel cooler on a tile floor than on a warm rug? A. The tile is a poor conductor. B. The rug is a good conductor. C. The tile is a better insulator than the rug. D. The rug is a better insulator than the tile.

If you take 15.0 uL of a solution with a concentration of 0.0100 M and you dilute it to a total volume of 170.0 uL, what will be the new concentration?

What "Desconposition" mean?

In which biome do animals have thick layer of fat to keep them warm A. Desert B. Freshwater C. Grassland D. Ocean E. Rain forest

What periodic pattern are noticed for the charges on the ions

The [H3O+] in a solution is increased to twice the original concentration. Which change could occur in the pH? 2.0 to 4.0 1.7 to 1.4 5.0 to 2.5 8.5 to 6.5 6.8 to 9.8

How can I differentiate between Ionic compounds, molecular compounds, and acids given only the formula?

Features of carbon that makes it unique in organic chemistry

What is the difference between hydrostatic pressure and atmospheric pressure?

What is the change in energy? e of the hydrogen atom as the electron makes the transition from the n=3 energy level to the n=1 energy level?