What property must a solid have to be considered a crystalline solid

A sodium atom has an electron configuration of 1s22s22p63s1. if the sodium atom becomes ionized, its new electron configuration will be the same as which element? select one: a. neon b. magnesium c. lithium d. potassium

Consider an atom that has an electron in an excited state. The electron falls to a lower energy level. What effect does that have on the electron? A. The electron releases energy in the form of light. ОВ. c.

Select the compounds from the list below which are insoluble in water HCl, NH3, NaClO3, BaSO4, AgNO3, PbCl2, Cu2O, CuSO4, Pb (C2H3O2), AgBr

Chemist lectures about the following definition for acids and bases. The acid-base behavior is analyzed in terms of how electrons are transferred between compounds rather than in terms of how hydrogen ions are transferred.

Which of the following solutions is a good buffer system? Which of the following solutions is a good buffer system? a solution that is 0.10 M HF and 0.10 M LiC2H3O2 a solution that is 0.10 M HC2H3O2 and 0.10 M LiC2H3O2 a solution that is 0.

How can the temperature of a substance remain the same even if th substance is absorbing thermal energy?

An inference is a prediction based on prior knowledge or experiences. O True Or False

Plants use the sugars they produce during photosynthesis to create which macromolecules? A. lipids B. proteins C. nucleic acids D. carbohydrates

Hat information is needed to determine the energy of an electron in a many-electron atom?

What means of NO2 is contained in a 13.0L tank at 464 kpa and 112 Celsius 289g 191 g 86.5 g 1.88 g