When a certain compound dissolves in water, the only positive ion produced in the solution is H3O + (aq) . This compound is classified as A salt
An Arrhenius base
A hydrocarbon
An Arrhenius acid

The speed of light is around 6.706×10^8 miles per hour. what is the speed of light in units of miles per minute?

4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.

Select the correct answer from each drop-down menu. to make a table of the elements, dmitri mendeleev sorted the elements according to their . he then split the list of elements into several columns so that elements beside each other had similar .