What is group 18 on the periodic table called?

a. noble gases

b. metalloids

c. nonmetals

d. metals

Annabeth has 7.2 cups of cookie batter, represented by this model. If each cookie uses 0.45 cup of batter, how many cookies can annabeth make?

How are ionic and covalent bonds related?

Calculate the number of moles of aluminum, sulfur, and oxygen atoms in 7.00 moles of aluminum sulfate, al2 (so4) 3. express the number of

Candidates do not always need a majority of votes to win an election

2. How many grams of sodium fluoride (NaF) are needed to prepare a 0.400m NaF solution that contains 750 g water? (molar mass of NaF - 42.0 g/mol) 20% A 18.9 g NaF OB 9.12 g NaF c 12.6 g Naf OD 28.0 g Naf

Which is true of transition metals when moving from left to right on the periodic table? The d sublevels are not filled across the period. The cation radii become larger across the period. Atomic radii increase slightly and then start to decrease.

How many hydrogen atoms are present in a hydrocarbon chain of five carbon atoms with one double bond and the rest single bonds?

What is 0.0000000012 in scientific notation

Each hydrogen atom shares its single electron with electrons in the oxygen atom. which type of bond is this?

Formule of the acido perbromico