What pressure will be needed to lwave the vloume of 77.4l ay helium at 98.ok pa to a vloume of 60.0l

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.

Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~

Word equation for k+ h2o yield koh + h2