A chemist adds 50.0ML of a 0.20 mol/l sodium chloride solution to a reaction flask. Calculate the millimoles of sodium chloride the chemist has added to the flask. Round your answer to 2 significant digits.

The periodic table is based on an element's

Use tide and tidal range in the same sentence

What device increases voltage? a. generator b. motor c. step-down transformer d. step-up transformer

Air is a mixture or compound? support your with two reasons

Can we used glass beaker instead of plastic cup for the calorimeter experiments?

The composition of air by volume is approximately 1/5 oxygen, 4/5 nitrogen. When air is passed through red-hot carbon, the following reaction occurs: 2C + O2 (g) 2CO (g).

How many atomic mass units are equal to 1.672*10-24 g of protons?

What is the name of the compound Sr3N2?

The water softener discussed here relies on precipitation softening also known as ion exchange. based o hte reactants used, what ions would remain in the softened water thaat would be consumed buy the homeowners

What would be the best technique to separate a soluble solid from a solution, like separating salt from a mixture of salt water?