Quick true or false question .

the equation, 2 h2(g) + o2(g) arrow 2 h2o(l), represents an equation for a standard formation reaction.

true false

The clouds are grey and ground is wet. a quantitative b qualitative

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.

Which of the following is not true about the atomic model of substances?