An electron has an energy of 3.20 eV. Calculate its energy in joules.

a.

2.00 4494

c.

5.12 4494

b.

0.500 4494

d.

0.195 449

What is the expected number of valence electrons in an atom of the element flerovium in ground state

What is Kentic energy

In the reaction HCl + NaOH → NaCl (aq) + H2O, if 45.0 milliliters of a 2.0 M HCl react in an excess of NaOH, how many grams of H2O will be produced?

A salt crystal has a mass of 0.17 mg. how many nacl formula units does it contain?

A sample of methane gas having a volume of 2.8 L at 25°C and 1.65 atm was mixed with a sample of oxygen gas having a volume of 35L at 31°C and 1.25 atm. The mixture was ignited to form carbon dioxide and water.

Describe how glacial erosion influenced the topography of Ohio.

Which of the answer choices lists a compound? h2, h2o, NaCl, or O2

What is earths water called

What volume of product is produced when 20.0 Mg of liquid hydrogen reacts with excess liquid oxygen in a rocket propellant reaction? Gas is formed 101.3 to 5 kPa and 40.0 °C

Where the use of energy is concerned (in scientific sense), when is work done?