how does mass change during a chemical reaction

An alcohol and an organic acid are combined to form water and a compound with a pleasant odor. this reaction is an example of

Write the correct formula for the ionic compound composed of magnesium and carbonate

Which of the following ions will most likely form a precipitate when reacted with SO42-

Which has the greater mass 10.0 g or 1000 mg

Carbon has four electrons in its outer electron shell, therefore: Select one: a. it has a filled outer electron shell. b. it can form four single covalent bonds c. it does not react with any other atoms. d. it has a positive charge.

Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star

What is the formula for lithium iodide

Which statement would be the most useful for deriving the ideal gas law? Volume is directly proportional to the number of moles. Volume is inversely proportional to the temperature. Pressure is directly proportional to the volume.

What monomers are used to construct this polymer and where are they found?

How many moles of methane are required to produce 22g co2 after combustion