What four properties are used to classify stars?

Which of the following substances is the most soluble in water? a. sodium chloride b. methane c. bromine d. carbon

Use the half-reactions of the reaction au(oh)3 + hi -> au +i2 +h2o to answer the questions

Chortling is used to clean water. another possible atom that would also work is a. sodium b. sulfur c. bromine