An atom with the electron configuration 2-8-2 would most likely?

a. decrease in siz

Calculate the ph of a solution formed by mixing 250.0 ml of 0.15 m nh4cl with 100.0 ml of 0.20 m nh3. the kb for nh3 is 1.8 x 10-5.

3) Lithium metal (Li) react with hydrosulfuric acid (HS) to produce hydrogen gas and magnesium chloride (Li 2 S). How many grams of Lithium metal are required to react completely with excess acid to produce 4.5 L of Hydrogen at 315K and 1.

Which of the following atomic numbers represent an element that is radioactive on the periodic table.

An atom: 1) is the smallest whole unit of matter 2) can form one or more elements 3) is the smallest whole unit of matter with the properties of a specific element 4) all of the above

An element has four naturally occurring isotopes with the masses and natural abundances given here. find the atomic mass of the element. isotope mass (amu) abundance (%) 1 135.90714 0.1900 2 137.90599 0.2500 3 139.90543 88.43 4 141.90924 11.13

Which acid has the formula hno2? hydronitric acid hydronitrous acid nitric acid nitrous acid hydornitridic acid

How can you make clay float in water?

Molar mass of Fe2O3 = g/mol

What is the mass of 1.91 x 1023 C6H12O6 molecules?

An atom with the electron configuration 2-8-2 would most likely? a. decrease in siz