Question 8 (1 point) 2H₂ + O₂ O2 --> 2 H20 Molar mass of H2 = 2.0 O2 =32.0 H2O=18.0 If you start with 20 grams of Oz, how many moles of H2O can be made? 1.25 mol 320 mol 1280 mol 0.31 mol Question 9 (1 point)​

Asap at one point in history people could measure temperature by looking at the volume of a sample of gas. suppose a sample in a gas thermometer has a volume of 135ml at 11.0°c. indicate what temperature would correspond to each of the following volumes: 113 ml, and 155 ml.