The term used to describe the composition of an igneous rock rich in the elements magnesium and iron is

What is the molar mass of MgCl2

What happens to an electron during an electron transition? A. The electron gains mass and falls into the nucleus of the atom. B. The electron flows between continuous energy levels when it gains or loses energy. C.

Which statement describes how the binary ionic compound CaCl2 is named? A. The nonmetal is named first, and the ending is replaced with - ide. B. The metal is named first, and the ending is replaced with - ide. C.

Explains why metals are able to be pounded, extruded, bent, and shaped without breaking?

Silver (Ag) has two stable isotopes: 107Ag, 106.90 amu, and 109Ag, 108.90 amu. If the average atomic mass of silver is 107.87 amu, what is the natural abundance of each isotope? (expressed as a percentage)

Which of the following is the result of the process that binds many amino acids on to another? a. protein b. allele c. dna d. rna

What does the electron transport chain do to the concentration of hydrogen ions (protons) ?

What is the cation name for alcl3?

Moles of hydrogen gas (14) 0.00336 mol 0.00481 mol Moles of hydrogen per g sample (n*,) mol/g mol/g

A hurricane and a typhoon are the same thing true or false?