* The 'emf generated by a copper-constantan thermometer is 15 mv. If the cold junction is at a temperature of 20 degrees celcius. Calculate the temperature of the hot junction when sensitivity
of the thermocouple is 0.03mv/degree celcius

A50.0 ml sample of gas at 20.0 atm of pressure is compressed to 40.0 atm of pressure at constant temperature. what is the new volume? 0.0100 ml 0.325 ml 25.0 ml 100. ml

Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.

In one or two grammatically correct sentences, write a definition for the term molecule geometry