What is the mass of a paperclip?

Which chemical equation best describes the reaction of potassium metal with fluorine gas to form solid potassium fluoride? A. K (s) + F2 (g) → KF2 (s) B. K (s) + F (g) → KF (s) C. K2 (g) + F2 (g) → 2 KF (s) D. 2 K (s) + F2 (g) → 2 KF (s) I guessed B

A certain atom has an [noble gas] 5s24d105p4 electron configuration. which element is it?

How do you convert 642cg to kilograms

Uranium can be mined and then immediately used in a nuclear power plant. true or false

What happens when an electron moves from a higher energy level to a lower one

What source provides most of the energy consumed in the United States?

One way to experimentally measure the heat capacity of a Styrofoam cup calorimeter would be to melt a known mass of ice in warm water and measure hte temperature change.

For which gases does the ratio of PV to RT equal a constant? A. gases of very low temperature B. real gases C. gases at very high pressure D. ideal gases

Calculate how many Calories would be found in a breakfast consisting of the following: two eggs two pieces of toast buttered with one tablespoon of butter one 9 oz glass of orange juice

What are the electron configurations of an electrically neutral atom of sodium, electrically neutral atom of neon, and electrically neutral atom of oxygen?