When 23.5-g of ammonium nitrate is dissolved in water it cools 1000.0-g of water from 32.3°C to 27.5°C. What is the value of ΔH? Show your work.

Asap! how do you lengthen a pattern piece? (family and consumer science, sewing)

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town

An object becomes electrically charged when: electrons are created in it electrons from it are destroyed electrons are transferred to it protons from it are destroyed protons are created in it