How many nonmetals are there in the periodic table?

Is a ionic bond stronger for ions?

Which equation represents a neutralization reaction? a. LiOH (aq) + HBr (aq) - >LiBr (aq) + H20 (1) b. 2HCl (aq) + Zn (s) - > ZnCl2 (aq) + H2 (g) c. H2CO3 (0) - -> H2O + CO2 (g) d. 2NaHCO3 (s) - > Na2CO3 (s) + H2O (g) + CO2 (g)

The characteristic reaction for unsaturated hydrocarbons is substitution. True or False

Consider a radioactive sample with a half-life of one week. How much of the original sample will be left at the end of the third week?

Which of these would you expect to see in a diagram of earths energy budget? Check all that apply A) atmosphere B) stars C) clouds D) land E) moon

What would be the best technique to separate a soluble solid from a solution, like separating salt from a mixture of salt water?

What are metalloids used for

Which scientist developed the quantum mechanical model of the atom? a. Albert Einstein c. Niels Bohr b. Erwin Schrodinger d. Ernest Rutherford

How are metal atoms arranged according to metallic bonding?

why would it not be necessary to heat the air in the balloon as much if the air outside the balloon is colder?