An atom of boron has an atomic number of 5 and an atomic mass of 11. the atom contains

What does the atomic mass describe? a. The mass of the protons in the atom b. The mass of the nucleus of the atom c. The mass of the neutrons in the atom d. The mass of the electrons in the atom

What is quartz made of

Compare how mammals care for their young with the other groups of animals.

I am on the 2th period and belong to the same group as silicon who am I?

What is the total number of atoms contained in 2.00 moles of nickel?

What is the number of electrons in the outermost energy level of an oxygen atom

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus.

A sample of a uranium compound is found to be losing mass gradually. Explain what is happening to the sample.

Calculate the mass volume percent of a NaCl solution in which 186 g of NaCl is dissolved in enough water to give a total volume of 3.80 L

Hydrogen and nitrogen react to form ammonia. Which statement best describes the reactants and product at equilibrium? A. The concentration of hydrogen and nitrogen equals the ammonia concentration B.