Iodide-131 decays with half life of 8.02 d. In a Sample initially containing 5.00 mg of I 131, what mass remains after 6.01 d?

How many moles of LiOH are required to prepare 1.50L of 5.4 M LiOH?

The characteristic flame test colors of metal ions are due to atomic emission spectra. Discuss the relationship between the absoption and rmission of light and the factors responsible for flame test colors.

Determine the elements with these electron configurations 1s 2s 2p5 = 1s 2s 2p 3s 3p5 = 1s 2s 2p 3s 3p 482 3d? =

Why does atomic size tend to decrease with increasing atomic number across a row of the periodic table?

A capacitor consists of two square plates, 6.2 cm on a side, separated by a 2.0 mm air gap. How much energy would be stored in the capacitor if a mica dielectric is placed between the plates? Assume the mica is 2.

If you have an atom with 8 protons, 9 neutrons and 10 electrons, what is its mass number?

Jelaskan perbedaan asam lemah dan asam kuat menurut teori arrhenius

13. Base your answer to the following question on the information below and you knowledge of chemistry, A 100.-gram sample of liquid water is heated from 20.0°C to 50.0°C. Enough KCION (S) is dissolved in the sample of water at 50.

Differentiate between sol, aerosol and solid soluti

If a tree stops producing nuts in the winter, what might a chipmunk do to adapt? Answers: 1: Find another food source 2: Lose fur 3: Build a nest 4: Change fur color