A science teacher gave a student a sample of a clear liquid labeled "unknown substance." Which property would best help the student determine the sample's identity? O A. The sample's weight O B. The sample's volume O C. The sample's boiling point O D. The samples mass

Which statement correctly describes potassium iodide, ki? there is a one-to-one ratio of potassium ions to iodide ions. potassium gains electrons and iodine loses electrons during the reaction. the lattice is held together by potassium anions and iodide cations.

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397