Which of the following statements is true concerning the two nuclides and ? A) They have the same number of neutrons. B) They are isotopes. C) They have the same relative atomic mass. D) They have the same mass number. E) They have different chemical properties.

Will mark brainliest 26. which of these statements are true? (3 points) a. gases are compressible b. gases fill their containers completely c. the pressure of a gas is independent of the temperature d. gases have mass e. gases exert pressure f. the pressure of a gas is dependent on the volume g. gas pressure results from the collisions between gas particles h. gases have a definite volume and shape

Explain which group an element with the electron configuration 1s2 2s2 2p6 3s2 3p6 3d1 4s2 belongs to.

What diagram shows the ionic compound of magnesium oxide