Consider the following equation. h2o(l)+heat<->h2o(g) which will occur of the if the temperature of the system is increased

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.

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

What is the number of atoms in 3.54 mol s