Balance the following equation.  _____  CrF2  +  _____  Al2(SO4)3  ->  _____  AlF3  +  _____  Cr(SO4)

What is the name of HCl in a water solution?

Identify which element has this electron configuration: 1s22s22p63s23p64s23d3

Identify the following as a heterogeneous mixtures (HE), homogeneous mixture (HO), element (E), or compound (C): Zinc

Indicate how many significant figures are in each of the following numbers on the small lines.  Also write each number in scientific notation. a. 705,400 b. 580.0

If magnesium has three common isotopes.  The masses of the three isotopes and percent abundances are as follows:    24.1687 amu 78.900% 25.4830 amu 10.009%, 24.210 amu 11.091% What is the atomic mass of magnesium?

Perform the following calculations and round your answers to the correct number of significant figures and/or decimal points.   8.6299  /  0.0629

Which state(s) have each of the following properties.  You may choose more than one answer for each if necessary. Most tightly packed form of matter

Identify the following as a heterogeneous mixtures (HE), homogeneous mixture (HO), element (E), or compound (C): Pizza

For the following descriptions, please determine if it is describing a physical property or chemical property: Boils at 100 °C