Which sentence from the section radiation transfers heat through space best introduces energy transfer

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)

What is the mass of 8 moles of sodium atoms