What is the formula for chalcocite copper (i) sulfide

31p, 32p, and 33p. the atomic number of phosphorus is 15. how many protons does each of the isotopes have

What could J. J. Thomson conclude from his experiments? Atoms are mostly empty space. Most of the mass of the atom is concentrated in the center. Atoms must balance positive and negative particles. Atoms are indivisible.

How are real gases different from ideal gases? Real gases differ from ideal gases because in a real gas, and.

What is the process in which two atomic nuclei combine to form a larger nucleus releasing huge amounts of energy

4) How many atoms of hydrogen and oxygen are in 2 molecules of water?

Observe: Change the Surface area from Minimum to Maximum. You can imagine that a solid reactant has been dissolved in a liquid. How does this change how many Reactant B molecules are exposed to Reactant A?

When placed in a 200-mL square box, a substance has a spherical shape and has a volume of 75 mL When placed in a 200-mL circular tube, the same amount of that same substance has a spherical shape and a 75-mL volume.

What is the example to the word camouflage

Given the reaction 2NaOH + H2SO4 = Na2SO4 + 2H2O, what is the total number of grams of NaOH needed to react completely with 196 grams of H2SO4

The mass flow rate of gasoline leaving a refinery is 1610 kg/min. The specific gravity of a gasoline is 0.700. A retail gasoline pump is able to fill a 20.0 gallon automobile tank in 1.80 minutes.