Two electrons in an atom are separated by 1.5 ✕ 10-10 m, the typical size of an atom. what is the electric force between them?

The positively charged particle in the nucleus of an atom is the 1. neutron 2. magnetron 3. electron 4. proton

Tell me what happens during Observing a chemical change

A hydrate of CoCl2 has a mass of 15.80 g before heating. After heating, the mass of the anhydrous compound is found to be 9.32 g. Explain how you would determine the formula of the hydrate and then write out the full name of the hydrate.

Why do liquids flow but solids dont

How many moles are in 9.3  1024 molecules of carbon dioxide?

Which one is a true statement about exothermic reactions? a. energy from an outside source is continuously being added. b. the reaction container always feels cold. c. the reactants have more heat energy than the products. d.

How does adding energy to a solid affect the motion of the particles

Which statement best describes control rods? They are unmovable pieces. They are inert. They supply neutrons to start the nuclear chain reaction. They drive the generator

Which statement about the offspring is correct? answer; 50% will be heterozgous, 50% will be dominant, and 0% would be homozygous recessive

The most abundant gas in the Earth's atmosphere is: A. hydrogen B. oxygen C. nitrogen D. carbon dioxide