How can you influence the rate at which the solutes dissolve in 100g H2O at either tempature

Which of the following would have the lowest entropy? A. Diamond B. Water C. Dirt D. Air

Why we cannot see an atom with a naked eye?

What is the volume of silver metal will weigh exactly 2500.0g. The density of silver is 10.5g/cm3 - centimeters cubed-

The atomic mass is important because A. it tells the size of the atom. B. it tells you the charge of the atom . C. it tells you the number of electrons.

The half-life of carbon14 is 5,730 years. If a fossil is determined to have a carbon-14 amount corresponding to 4 half-lives, what is the approximate age of the fossil? 22,000 years 35,000 years 17,000 years 29,000 years

Consider these two statements regarding the equation PCl5 (g) ⇌ PCl3 + Cl2 + heat: Statement 1: Adding heat to this reaction mixture would increase the reverse reaction. Statement 2: Cooling this reaction mixture would increase the forward reaction.

A hardware salesman measures the mass of a box containing 1000 washers. The mass is 1.3301 kg . What is the mass of a single washer in milligrams? Write your answer as a decimal.

a lithium atom has three protons three neutrons and three wletrons. what is the overall charge on this atom

After swallowing, how does food go to the stomach through the esophagus? A. solely by gravity B. pushing at the tongue C. air pressure D. squeezing of esophagus

Which molecule has a trigonal planar shape? carbon monoxide boron trichloride silicon tetraiodide carbon tetrafluoride