A gas is collected at 55.0 ˚C and 745.0 mm Hg. When the temperature is changed to 0 ˚C, what is the resulting pressure?

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?