Calculate the ph when the following quantities of 0.100 m naoh solution have been added to 50.0 ml of 0.100 m hcl solution: (a) 49.0 ml, (b) 51.0 ml

The melting point of sulfur is 115 °c and its boiling point is 445 °c. what state would sulfur be in at 200 °c?

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

You open a can of soda at room temperature and hear a hiss. which of the following factors has changed inside the container? a.) atmospheric pressure b.) temperature of gas c.) type of gas d.) amount of gas