Question 4 25.0 g Fe(NO ), is dissolved in 250.0 mL of solution. What is the molarity of the solution?

Which of these will change if the air in aclosed bottle is heated? abcdthe mass of the airthe composition of the airthe air pressure in the bottlethe number of air molecules in the bottle

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?

Connect the whole numbers on the periodic table to indicate what they represent?