Listen and select the one of two statements that corresponds to each drawing. october 28 11: 59 pm 1 attempt remaining grade settings external referencesvocabulary list grammar explanation 136-139 questions modelo you see: illustration of a girl in a record store with headphones on. you hear: a. ella sale a bailar. / b. ella oye música. you select: b

What happens to the temperature of a substance when the average kinetic energy of its particles increases?

Liquid ammonia is produced at high temperatures and under great pressure in a tank by passing a mixture of nitrogen gas and hydrogen gas over an iron catalyst. the reaction is represented by the following equation. n2(g) + 3h2(g) → 2nh3(g) changing all but one experimental condition will affect the amount of ammonia produced. that condition is a) increasing the concentration of both reactants b) changing the temperature within the tank c) decreasing the pressure within the tank. d) increasing only the amount of nitrogen present.

8) warming your hands by a fire is an example if which heat transfer? a. conduction b. convection c. radiation d. none of these