8. Adding salt to ice melts the ice at a lower temperature than the normal melting point of
ice. Explain what changes occur in the process
that causes ice to change to water, with and
without the presence of salt.

219 grams of iron (iii) oxide reacts with excess carbon according to the reaction equation shown below. fe2o3 + c → fe + co2 after a scientist performs the chemical reaction they find the actual yield of iron to be 57.4 grams. calculate the percent yield of this chemical reaction.

What is the number of moles in 15.0 g ash3?

Which position represents spring in the southern hemisphere? a) b) c) d)