Keep an emergency kit and fresh water in your car in the event of .

Richard diluted concentrated NaOH to form a 5.00 × 10-2 M solution. What was the pH of the NaOH solution that Richard made?

Which of the following electromagnetic waves can create ions?

Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?

Which of the following are correct values for the ideal gas laws constant r