The mass of a single potassium atom is 6.50×10-23 grams. How many potassium atoms would there be in 329 milligrams of potassium?

How have the greenhouse gasses increased from the year 2000 to 2018

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.