If element A has an ionic charge of + 2 and element B has an ionic charge of - 3, what will be the formula for the compound created by element A and element B?

A2B3

A3B2

AB2

impossible to determine without additional information

Explain why elements in the same group of the periodic table have similar chemical properties

What structure does a eukaryotic cell have that a prokaryotic cell does not?

Scientist call an organism that has two different alleles for a trait

Boron occurs naturally as two isotopes. What is the difference between these isotopes?

One kilogram (1 kg) of a 2.5% ki solution

What's the symbol for nitrogen

A student performs the reduction of 4-nitrobenzaldehyde (151.12 g/mol) with sodium borohydride (37.83 g/mol) in the presence of ethanol. The student mixes 4.13 g of 4-nitrobenzaldehyde with 0.700 g of sodium borohydride and obtains 1.

Which of the following subatomic particles always has a positive charge?

Which term is described as a long, narrow depression in the ocean floor?

Which is the weakest Bronsted Base? A) CF3CH2S B) CH3CH2NH^- C) CCl3CH2CH2O^- D) CH3CH2^-