Reactants + thermal energy → products represents which type of reaction?

Which statement describes the appearance of a temperature-vs.-time graph? a horizontal line shows that the temperature increases at a constant rate over time. a vertical line shows that the temperature decreases at a constant rate over time. horizontal lines where the temperature is constant during phase changes connect upward-sloping lines where the temperature increases. horizontal lines where the temperature increases are connected by upward-sloping lines where the temperature is constant for each phase.

Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)

How many molecules are in 6.0 moles of methane