Aballoon contains 5 l of oxygen at a pressure of 90 kpa. how much oxygen will the balloon contain if the pressure is lowered to 67 kpa?

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

What is an example of a physical property?

Why are pipes bursting in the in extremely cold weather?