Uranium-235 has a half-life of 713 million years, while carbon-14 has a half-life of about 5,730 years. Which isotope would be more useful for dating a fossil from Precambrian time?

Which is an example of a voltaic cell? a battery electrolysis of water electroplating of chrome a rechargeable battery

Which energy level has the least energy

Why is it logical to assume that the hydrogen ion concentration in an aqueous solution of a strong monoprotic acid equals the molarity of the acid?

Show the calculation of the final temperature for a 20.8 gram piece of iron heated to 100oC which has been added to a 55.3 gram sample of water at 25.3oC in a coffee cup calorimeter. c (water) = 4.184 J/g oC; c (Fe) = 0.449 J/g oC

Thermal energy is the energy associated with

2NO2 (g) Equilibrium N2O4 (g) NO2 and N2O4 undergo the reaction shown. When a sealed container of NO2 reaches chemical equilibrium, which must be true? f The maximum number of molecules has been reached. g No N2O4 is present.

How does a scientist critique another scientist's conclusion? A. By ignoring the first scientists date B. By Criticizing the scientist's personal beliefs C. By performing more experiments D. By reading secondary sources

What are some circumstances under which the coase theorem fails to apply?

Which mass of nacl is equal to 0.80 mole of nacl?

how do i Calculate the grams of silver chloride produced from 18.5 ml of 4.5M magnesium chloride with 99.2 ml of 1.75 M silver nitrate in a step by step?