When the heat source is removed from a fluid, convection currents in the fluid will

a.

speed up.

b.

change direction.

c.

eventually stop.

d.

continue at the same rate forever.

Write an equation that represents the action in water of rubidium hydroxide as an Arrhenius base.

What is a phosphorylation reaction? What functional groups and ions are necessary for phosphorylation and dephosphorylation?

Which event is endothermic? the burning of a match the change of water vapor to a liquid the combustion of propane gas the melting of ice?

An electrochemical cell is constructed such that on one side a pure lead electrode is in contact with a solution containing Pb2 + ions at a concentration of 0.002 M.

Convert to moles 3.45 g Na

What type of calorimeter would be best to use if you wanted to measure the heat that is released when gasoline is burned?

Tina has a sample of gaseous water at a temperature of 400 C and a pressure of 4 atm. If Tina increases the pressure to 200 atm, will the gaseous water liquefy? Why or why not?

Label the molecular shape around each of the central atoms in the amino acid glycine. hint

Which has more atoms, 2moles of carbon or 2 moles of aluminum

At 100 degrees c, water reacts with acetic anhydride to make acetic acid. also, at 100 degrees c, water reacts with acetylsalicylic acid and reverts it to salicylic acid and acetic acid.