A chemist prepares a solution of nickel(II) chloride by weighing out of nickel(II) chloride into a volumetric flask and filling the flask to the mark with water. Calculate the concentration in of the chemist's nickel(II) chloride solution. Be sure your answer has the correct number of significant digits.

How far is the region from the equator or control climate

Americium-241 undergoes fission to produce three neutrons per fission event. if a neutron-absorbing material is mixed in with this sample so that the rate of neutron production drops down to 1.8 neutrons per fission event, which will be effective at achieving a critical mass? check all that apply. remove a deflective shield surrounding the sample. remove absorbent material mixed in with the sample. compress the sample of americium-241.

What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate