What is the molality of a solution in which 25 g of NaCl is dissolved in 2.0 kg of water?

This chart represents the melting point of several substance. what besy explains the high melting point of the salt?

Ibeg i need 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?

Which of these sequences lists the correct order for the creation of sedimentary rock from sediment? a. deposition, burial, compaction, cementation b. burial, deposition, compaction, cementation c. compaction, deposition, burial, cementation d. cementation, deposition, burial, compaction