Salt water is made of water (H2O) and NaCl (salt). Which of these substances is the solute

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

Explain that newton first law,second law and third law of motion?

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 ?