Calculate the pH of a 0.22 M ethylamine solution.

Are diamonds shiny or dull? Also can you give me an example of dull?

When you ground a mineral down to give it sides what are those called

Lead (pb) has a density of 11.3 g/cm3 and crystallizes face-centered cubic. based on these data, calculate the radius (r) of the lead atom given that, for a face-centered unit cell: cube edge length = r√8.

How many moles of a gas sample are in 2.5 L container at 373 K and 203 kPa? a. 0.33 b. 0.66 c. 1.11 d. 0.17

What do shrimp need to molt

What causes combustion in cars?

A potassium atom (atomic number 19) and a bromine atom (atomic number 35) can form a chemical bond through a transfer of one electron. The potassium ion that forms has 18 electrons. What best describes the bromide ion that forms?

A 0.450 g0.450 g sample of impure CaCO3 (s) CaCO3 (s) is dissolved in 50.0 mL50.0 mL of 0.150 M HCl (aq) 0.150 M HCl (aq).

Define and explain bond energy.

A colorless, toxic, radioactive gas is called what